Hiit workouts for men Feb 1, 2024 · HIIT workouts are efficient and effective. Whilst you might need to adapt your HIIT workout to achieve your personal fitness goals, you are guaranteed results in the end. Aug 7, 2025 · Check Out HIIT Workouts for Men with Benefits. 20 Minute HIIT Workouts at Home Burn Fat Fast Without Equipment High-Intensity Interval Training (HIIT) involves alternating between short bursts of intense activity and periods of rest or low-intensity movement. High-Intensity Interval Training (HIIT workout routines) offers men a versatile and effective way to achieve their fitness goals, whether it’s building strength, shedding fat, or enhancing athleticism. Discover the best HIIT workout for men to burn fat and build muscle fast. 52M subscribers Subscribe Feb 29, 2024 · What Is A HIIT Workout With Weights? HIIT stands for high-intensity interval training. 📱 Download the OSX Ap Burn body fat and build strength with HIIT! Boost endurance, increase metabolism, and reduce workout time with fast-paced, high-energy exercises. 15 min Full Body HIIT with a variety of high intensity strength and cardio movements, great for both burning fat and building strength. HIIT, or High-Intensity Interval Training, is proven to be the most successful way of improving health at any age in far less time than moderate exercise. Whether you Sep 12, 2025 · The 7 best hiit shoes based on extensive wear and lab testing. Feb 22, 2021 · Looking to spice up your HIIT workouts? Look no further! Here's a list of over 50 HIIT workouts & exercises for you to try out. “Something that's scalable is easier for people to utilize,” Washington says. This easy-to-follow routine is perfect for beginners, or those l 30 Days of HIIT c darebee. Mar 25, 2024 · When you don't have time for a full training session, try out one of these 30-minute HIIT workouts to boost your strength and power. Here is an example HIIT workout to get you going Oct 18, 2024 · Discover a safe and effective HIIT workout designed for older adults, focusing on improving strength, endurance, and overall health. While there is truth to the difficulty of these workouts, especially if you’ve been out of shape for years, you can manage them with a well-planned approach. Due to the high-intensity nature of HIIT workouts, studies 1 have found that HIIT workouts can provide the same health and fitness benefits as moderate-intensity steady-state training in about 40% Apr 21, 2025 · 15 HIIT Workouts to Get in the Best Shape of Your Life Because the best HIIT workouts aren’t meant to last longer than 30 minutes or so, they’re mega efficient for honing your muscles. Workouts for men over 40 don't have to be an enfeebled version of what you were doing at half your age. The best part about it is you don’t even need to leave your living room. Curious? Unleash your potential—find out now! Jan 28, 2025 · Some popular HIIT workouts for men include Tabata, circuit training, sprint intervals, and bodyweight exercises such as burpees, mountain climbers, and high knees. Looking for weight loss workouts for men over 50? These three tried and tested exercises have benefited thousands of men. This is an effective High Intensity Interval Training workout, but should be done by only those individuals who are having fairly good health. However, if you have a decent body fat percentage, the strength training ab workouts will help you achieve better results and a carved six-pack. HIIT workouts consist of repeated cycles of short bursts of high-intensity exercise followed by brief "recovery" periods of lower-intensity movement. Start your fitness journey today! Aug 13, 2023 · Well, either way – High-Intensity Interval Training (HIIT) workouts may be exactly what you are looking for! HIIT workouts can be perfect even for us more mature adults. 📱 Download the OSX Ap This collection of High-Intensity Interval Training (HIIT) workouts is designed for all fitness levels, making it easy to integrate exercise into your daily routine. What does a HIIT training routine look like? Do these high intensity workouts with a sprinter mentality, and you will get in great shape. HIIT not only burns calories fast—it keeps your metabolism high for hours and helps you maintain lean muscle. Enjoy the HIIT workout to lose belly fat fast. Subscribe and turn on notifications so you Apr 22, 2024 · The best HIIT exercises vary from person to person. Below you will find all of our HIIT workouts for men and women. This HIT MASS 3 day split is perfect for beginners as well as lifters looking to bust through a plateau! Feb 25, 2025 · HIIT workouts are generally safe and effective for men over 50 when done properly. Join me as I break down the top 10 HIIT workouts that will push May 26, 2025 · If you are still looking for muscle building workout, muscle building apps or strength training app, this muscle building apps is the best one you can find among the muscle building apps. Take on your own high intensity interval training session or group workout class with HIIT shoes from NOBULL. Feb 8, 2020 · This 15-minute HIIT workout from trainer Gerren Liles, available on the All Out Studio app, uses dumbbells to target your upper body. High-Intensity Interval Training (HIIT) is an incredibly effective workout method for men who want to shred fat, build muscle, and boost their overall fitness levels. In this comprehensive guide, we’ll explore everything you need to know about HIIT workouts at home for men, from the science behind HIIT to practical workout routines and tips to help Feb 22, 2020 · Men's Health High Power HIIT program creator Gerren Liles is 43 years old and advocates that other men his age and older try HIIT-style training. Try these workouts to maximize your potential. Watch the video let me know if you guys enjoy Funk takes you through a killer 15-minute fat burning HIIT workout perfect for men over 40, 50, 60 and beyond. Jun 2, 2025 · This fast and effective 20-minute HIIT workout is perfect for beginners looking to build strength, boost overall fitness, and burn fat. These fast, intense workouts will help you burn tons of calories, build strength and endurance and get you in the best shape possible. Apr 23, 2024 · When it’s time to up the ante in your workouts, HIIT — high-intensity interval training — is a solid option. Additionally, this type of training may be challenging for workout beginners, as they may struggle with the required warm-ups and cool-down methods. com Day 1 | Cardio HIIT Level 1 3 sets Level Il 5 sets Level III 7 sets 1 minute rest between sets 20sec high knees Jan 28, 2025 · HIIT workouts for men can improve cardio and endurance by incorporating exercises like cycling, rowing, and high knees. In this article, I’ve shared the 20 best exercises and a weekly 30-minute full-body HIIT workout routine to help you promote your health and improve your shape. By incorporating these exercises into your routine, you’ll be well on your way to achieving your fitness goals. Find out what the benefits are here and why you should start this kind of workout. Discover 16 explosive HIIT workouts for men to shred fat & sculpt muscle fast. Get your heart pumping with today's complete cardio HIIT workout. HIIT workouts involve alternating between bursts of vigorous, high-intensity exercise and easy recovery periods. Over the next month, we’ll be tackling a series of high-intensity interval training sessions that will get your heart pumping, muscles burning, and energy levels soaring. The workouts are also intense. Also they are super pricey! Appreciate any insights. every workout is a full body workout that mixes strength and cardio exercises. Also Learn About the Importance of Strength Training, Proper Nutrition, Rest, and Recovery. Currently wearing On Clouds but it’s time to move on. With the right intensity, consistency, and commitment, this routine can help transform your body and Sep 30, 2024 · Check out these HIIT workout plans to get your heart pumping and muscles working hard, whether you’re a fitness beginner or seasoned athlete. Learn how to maximize results with tailored routines for beginners, intermediates, and advanced lifters, plus tips on nutrition and supplementation. Jul 2, 2024 · As a CPT who utilized HIIT to shed 80 pounds, I’ve designed three goal-specific workouts: one for building muscle, one for metabolic conditioning, and one for fat loss. Torch fat and build endurance with high-intensity interval training. More About HIIT HIIT means selecting a number of exercises and performing them May 13, 2023 · Transform your fitness journey with our dynamic 6 week HIIT workout plan! Torch calories, build strength, and ignite your passion for exercise. Trained and untrained, men and women, overweight beginners and athletes —they all see benefits. ) Try these 10 High-Intensity Interval Training (HIIT) workouts at home for results. Aug 19, 2017 · This HIIT workout program is designed for rapid fat loss while burning 900% more fat than traditional cardio workouts. Jul 18, 2025 · Try these 7 HIIT workouts for men to burn fat, build muscle, and boost stamina. Aug 25, 2025 · Over 50? Stay Strong With This Beginner HIIT Workout Muscle loss is an inevitable part of aging, but this workout can help you stay strong. When you think about HIIT (high-intensity interval training) workouts for men, you might probably picture them as grueling and punishing routines that seem impossible to maintain over time. All it requires is your mind, body, and a little space in your home where you can jump and lie comfortably. Oct 31, 2023 · A fitness professional breaks down five of the best HIIT workouts for men to build a shredded body and get fit. These HIIT workouts are always free and always effective. If you can’t perform a particular exercise, swap it out with another variation. Sep 2, 2023 · Here is a list of the 11 best HIIT workouts for men. We provide different HIIT workouts for men to workout at home. This no repeat bodyweight circuit uses no equ High-Intensity Interval Training (HIIT) workouts offer a fantastic solution for busy men who want to stay in shape without leaving the comfort of their homes. These high-intensity intervals push your body to its limits, leading to increased calorie burn even after your workout ends. You'll build muscle while improving cardiovascular health, essential for maintaining stamina as you age. Oct 26, 2024 · Torch calories with this quick and effective 15-minute HIIT workout. Sep 12, 2022 · This 30-day HIIT workout challenge designed by Men's Health Fitness director Ebenezer uses bodyweight exercises to build intense workouts. HIIT is the acronym for high-intensity interval training, where exercises Jun 25, 2024 · The downside of HIIT is potential injury if fatigue impairs form and technique. Torch calories with this intense 30 Minute Fat Burning HIIT Cardio Workout at Home! No equipment is needed, just your determination and willingness to push t Today we're doing a home workout (with no equipment at all) that's GUARANTEED to make you BURN THOSE CALORIES and get you looking right this summer. Recommended by the Norwegian University of Science and Technology, the 4 x 4 Interval Training HIIT workout is best implemented on a seven-week program. Why This 45-Minute HIIT Hybrid Plan Works A 45-minute full-body HIIT hybrid workout plan is ideal for individuals who want results without spending hours in the gym. Let’s begin. These quick, effective HIIT (high intensity interval training) workouts will get you in and out of the gym fast—with huge results. Dec 19, 2024 · Check out these 20 full-body HIIT exercises to target all your major muscle groups and keep you moving efficiently, whether you’re at home or on the go. There you have 5 HIIT workouts that are the best for seniors. But if you're older, you may have questions about incorporating HIIT into your exercise routine. I've narrowed down the top picks for men, women, wide feet, and more. Try them today! The Total Body Blast guide uses a pro-gressive workout system that builds up over the course of the program through a series of phases. Aug 18, 2023 · High-Intensity Interval Training (HIIT) is an excellent, time-efficient exercise option for men over 50. This workout consists of 5 different exercises, in a circuit-style workout. Today’s HIIT workout provides a total body experience in 18 minutes. Anyone from male and female looking for a HIIT for men over 50 boosts fitness, strength, and recovery. These workouts combine short bursts of high-intensity exercises with brief recovery periods, maximizing calorie burn and cardiovascular benefits. Jul 3, 2025 · High-Intensity Interval Training (HIIT) delivers maximum fitness results for men by alternating short bursts of intense exercise with brief recovery periods. Oct 27, 2021 · Gym HIIT Workout Plan For Men And Women: 10-min Treadmill, 5-min Bicycle, 5-min Jumping Rope, 5-min Elliptical Cross Trainer, 10-min Core workout You’ll get strength training with dumbbells, HIIT and cardio to build stamina, and core work built right into most of the workouts to sculpt your abs. Discover a quick and effective beginner HIIT workout for men that builds strength, burns fat, and fits any schedule. 52 year old Funk Roberts takes you through a 20 minute single kettlebell HIIT workout for men over 40, 50 and 60. I’m in Oct 1, 2024 · Results from a study published online July 8, 2024, by Aging and Disease suggest high-intensity interval training (HIIT) may be better for brain health than other, less vigorous routines. Full-body HIIT exercises are an incredibly effective way for men to build strength, burn fat, and improve overall fitness in a time-efficient manner. This comprehensive guide covers everything from testosterone-boosting protocols to muscle-building workouts tailored specifically for the male physique. Aug 20, 2024 · HIIT workouts offer men over 40 a powerful way to boost fitness, burn fat, and enhance overall health in less time. Use these sample routines as inspiration. That doesn’t mean the workout is a breeze, though. Apr 11, 2024 · Explore the best HIIT workouts for men to incorporate into a HIIT routine and the best HIIT exercises for weight loss for men to consider for better results. HIIT workouts and programs you can start right now! New? Start HereGet With The Program START BURNING FAT RIGHT AWAY! Join 10,000+ subscribers and get the first two weeks of the Fit & Lean 8 Week HIIT routine completely FREE! We respect your privacy and will never share your information with anyone. Burn More Fat. This one’ll empty your tank in 20 minutes flat, and only requires dumbbells. There’s no equipment required, but you may add light dumbbells or water bottles to increase the intensity. You will feel more than accomplished if you can complete this less than 10 minute workout. This form of exercise combines short bursts of intense exercise with rest periods or low-intensity recovery periods. Jun 13, 2019 · This full-body routine from the Men's Health 30 Minute Shred program uses mostly bodyweight exercises to shred fat and build muscle in just half an hour. AND… in much less time! Each of these no equipment HIIT workouts listed below will take you anywhere from 15-60 minutes to complete, depending on how long you want your at home workout to be. Funk Roberts Is A Health And Fitness Expert For Men Over 40. By understanding the science behind HIIT, incorporating a variety of workouts, and following key tips for success, you can maximize the benefits of your HIIT sessions. Using Metabolic Training, Functional Workouts, And The Best Circuits To Help Men Build Lean Musc Apr 26, 2025 · This trainer specializes in helping women over 40 build muscle and mobility—here’s her favorite 20-minute dumbbell workout for beginners Ditch the weights with this effective no-equipment full-body workout It has no repeated exercises and no jumping or high-impact moves. Building a routine suited to your individual preferences, abilities, and fitness goals is the key to success. Jul 26, 2021 · This 20-minute workout will help you burn calories, increase endurance, improve athleticism, and even challenge you mentally. Quick, effective, and adaptable to any schedule. Power through this full body HIIT workout and then enjoy the rest of your day! Muscle Groups: Legs, Shoulders, Biceps, Abs, Cardiovascular system Exercise Time: 14 minutes Equipment: Dumbbells, Jump Rope Exercises: Alternating Step Ups, Plank Tucks, Shoulder Press, H Feb 20, 2019 · Best 5 HIIT Exercises For Men Whether you want to lose fat, improve athletic performance or gain muscle, you can always rely on high-intensity interval training (HIIT) to nail it right. I consider HIIT one of the best workout routines for men over 40 due to its efficiency and ability to get the job done. Perfect for busy schedules and anyone looking to stay fit and powerful. …more Don't have access to weights but still want to get that awesome fat burning and muscle shredding workout? Give this weeks great circuit style HIIT workout a try! Muscle Groups: Legs, Shoulders, Triceps, Abs, Cardiovascular system Exercise Time: 18 minutes Exercis. The key is to really up the intensity. It blends resistance training and metabolic conditioning, leading to greater fat burn, lean muscle gain, and functional strength. I’m super excited to take you on this journey to kickstart your fitness and help you achieve your goals. Learn how to safely build HIIT into your fitness routine to boost cardiovascular health, strength, and overall well-being. For example, you might do jumping jacks for 40 seconds, rest for 20 seconds, and repeat with other movements. We've created a full-body HIIT workout to strengthen your body and condition your health that can be done in 20 minutes. Jun 16, 2020 · Trainer Gerren Liles hosts a live home bodyweight HIIT workout that you can try to burn fat and get fit without any equipment. Learn essential warm-up moves, a no-equipment HIIT circuit, and recovery tips perfect for home workouts for beginner men. HIIT allows you to work out faster and more efficiently, and research shows that the best HIIT workout routines can boost your weight loss, maximize muscle growth, and enhance your performance Workout Less. Low Impact HIIT incorporates high-intensity exercises that minimize the stress on your joints, making it a perfect choice for men of all ages Replace your cardio with HIIT workouts and experience the benefits of fat burning and muscle toning — all in the same workout. (Actually, there will be lots of sweat. muscle resistance This workout burns a lot of calories because it targets all muscle groups. Use the power of the Afterburn! If you want to stay fast after 50, HIIT for seniors can be particularly advantageous to incorporate in your training. “ TRX Exercise push-ups 6 ” by PTPioneer is licensed under CC BY 2. HIT MASS PROGRAM: 3 DAY HIGH INTENSITY SPLIT Achieve new gains with this high intensity workout. The most effective way to burn fat and build muscle is with high-intensity interval training (HIIT) workouts that mix explosive cardio and resistance exercises. Jan 19, 2025 · Get in the best shape of your life (and look like it, too) with these fat-blasting HIIT workouts. As the fitness landscape continues to shift toward holistic, evidence-based practices, HIIT remains a timeless and transformative strategy. HIIT workouts for men are effective for fat burning and weight loss due to the high calorie burn and increased metabolic rate post-workout. Feb 26, 2025 · Beginner Difficulty with Intermediate Modifications provided Here’s a great full body workout to help you simultaneously burn calories and build strength. Perfect for busy schedules! Apr 24, 2024 · The HIIT workout plan PDF can help you improve cardiovascular endurance, build strength, and burn calories in a short time. Try any of our recommended circuits and put it into practice! Jan 28, 2022 · Studies reveal High-Intensity Interval Training (HIIT) can be suitable for older adults too and this walking HIIT workout is a great place to start. Feb 10, 2021 · Men's Health says: Cycle between low- and high-intensity punching for a HIIT style cardio workout. Shop the collection now. Research from Forza found that boxing can nuke a red-hot 800 calories per hour. Oct 2, 2025 · The Very Best Workout Shoes for Men For cross-training, HIIT workouts, weight lifting, and more. Jan 10, 2023 · Because the best HIIT workouts aren’t meant to last longer than 30 minutes or so, they’re mega efficient for honing your muscles. Get fit, have fun, and feel fabulous! Feb 20, 2025 · Our newest training program delivers four 20-minute-or-less workouts that leverage the science-backed high-intensity interval training protocol to torch calories and build muscle, fast. Includes beginner, dumbbell, and advanced routines plus FAQs. Hey Fit Family - I’ve been attending F45 for a little over 2 years now and I’m looking for a new shoe specifically for cardio / HIIT days. Q3: Is 30 minutes of high intensity interval training enough? Beach season is well on its way here! Time to kick start your beach body with this weeks fat blasting upper body HIIT workout! Exercise Time: 18 minutes Muscle Groups: Chest, Back, Biceps, Abs, Cardiovascular system Equipment: Dumbbells Exercises:Push Ups, Bent Rows, Oct 18, 2024 · Sick of cardio feeling like a slog? HIIT can cure all your woes in fifteen minutes or less — if you're willing to work hard. High intensity interval training Sep 4, 2020 · The Best HIIT Workout for Beginners to Burn Fat We could all use another HIIT workout in the rotation. Here's how. May 6, 2024 · Looking around for HIIT workouts online you may come across young athletes doing their high intensity interval training with lots of jumping, sprinting, and other high-impact exercises. All you need is just your bodyweight! Apr 30, 2020 · If you’re looking for an easy-to-follow and effective weekly HIIT workout plan that you can do at home without equipment, you’ve come to the right place. Easily transition from one workout to the next in these high-quality trainers. 20 min full body HIIT with a variety of high intensity strength and cardio movements, great for both burning fat and building strength. Dec 19, 2024 · From running and strength training to rowing and boxing, there's a HIIT workout that will work for you. our Basic HIIT formula uses three diferent components: muscle resistance, cardio and rest. Looking for the best HIIT workout for men over 40? There are a lot of exercises out there, but which are best for you? HIIT (High-Intensity Interval Training) is very popular in today's fitness industry. This total body HIIT workout use Funk, 51, take you through a total body HIIT workout specifically for men over the age of 40. In this video, I'm diving into the ultimate high-intensity interval training (HIIT) workout routines specifically designed for men. Learn how they can help reduce body fat and burn more calories. We award the best overall, best stability, best durability, best for speed, best energy return, best outdoor and best budget. Jun 13, 2020 · Achieve new gains with this high intensity workout. No equipment needed, just your bodyweight. May 18, 2023 · High intensity interval training (HIIT) workouts may benefit those who want to lose weight. Jun 11, 2024 · A personal trainer breaks down how to perform his go-to 10-minute HIIT workout for men to build muscle and get shredded. Discover actionable tips for optimal men’s hormone health from Mantality Health. Warm up […] Apr 23, 2024 · When it’s time to up the ante in your workouts, HIIT — high-intensity interval training — is a solid option. Today Funk takes you through a killer 20-minute total body HIIT workout using your bodyweight only perfect for men over 40. Performing metabolic HIIT workouts using multi-joint movements 🔥 Get stronger, leaner, and more powerful from home! The 8 WEEK STRONGER CHALLENGE is your ultimate follow along program to build muscle, boost strength, and burn fat with just dumbbells and Maximize your fat loss journey with our 6-week HIIT Workout Plan with Weights! Download this comprehensive PDF template to have your workout routine at your Jun 26, 2024 · The 3:1 method is the science-backed way to achieve a true HIIT workout and reap the benefits of the burn High-Intensity Interval Training is an efficient and effective way for men to improve their fitness, burn fat, and enhance overall health. But get this: It can help you add muscle Jul 18, 2022 · 15 Minute Intense HIIT Workout For Fat Burn & Cardio (No Equipment, No Repeat, Home Workout) Oliver Sjostrom 1. Photo by Gabin Vallet on UnsplashChoosing a Hey fitness fam! Welcome to your ultimate 30-day HIIT workout plan, designed specifically for beginners. Burpees: 10 reps at 85-90% of your maximum heart rate, 40-sec rest Jumping Split Lunges: 10 reps, 40-sec rest Sep 27, 2021 · No gym? No sweat. May 15, 2023 · HIIT workouts should be favored over the conventional strength training style ab workouts if you need to burn fat while toning your abs. Avoid common mistakes and maximize results with Oh!mino® supplements. Oct 21, 2024 · A personal trainer explains why HIIT reigns supreme for men who want to get into shape and breaks down her #1 fat-burning workout for men. This workout uses metabolic training to hel Oct 18, 2024 · High-intensity interval training, or HIIT, workouts can benefit anyone. The HIIT Workout for Men Lite is proven to help you get six pack abs in a short time. Give this quick home HIIT workout a try! Exercise Time: 18 Minutes Exercises: Push ups, Plank Tucks, Alternating Lunges, 1/4 Squat Jumps, Tricep Dips, Stationary Sprints, Leg Lifts, V – Holds Muscle Groups: Chest, Legs, Shoulders, Triceps, Abs Aug 10, 2025 · Here are the market's best HIIT shoes for tackling versatile workouts. May 31, 2025 · HIIT training men across various contexts—from beginners to elite athletes—illustrates its unique capacity to evolve with changing needs and goals. Thinking about APL but don’t know much about that brand. By Michael Zhao, a senior writer at the Strategist covering appliances and men's style. To start with, choose 1 of these workouts and aim for doing it out once a week. Explore Beginner, Intermediate, and Advanced High-Intensity Interval Training (HIIT) Workout Routines with Exercises. Does HIIT Work? The research is stacking up to show that HIIT helps people from a broad range of backgrounds burn serious calories and improve cardiovascular conditioning, both during and after the workout. Dec 16, 2024 · ★ HIIT WORKOUTS FOR MEN are the best exercises to try if your goal is getting shredded. Here’s the best HIIT cardio workout from a personal trainer. As we age, maintaining our fitness and overall health becomes increasingly important. Maximize your fat loss journey with our 6-week HIIT Workout Plan with Weights! Download this comprehensive PDF template to have your workout routine at your Jun 26, 2024 · The 3:1 method is the science-backed way to achieve a true HIIT workout and reap the benefits of the burn High-Intensity Interval Training is an efficient and effective way for men to improve their fitness, burn fat, and enhance overall health. You’ll need a set of dumbbells, and the entire routine is done standing—no jumping involved. Sep 6, 2023 · New to high-intensity interval training? These 18 beginner HIIT exercises and five workouts are here to help! Get ready to get in shape! Hydration: Stay hydrated before, during, and after your workouts to optimize performance and recovery. Mar 27, 2022 · I’ve designed an easy-to-follow and effective 6 week HIIT workout plan for those who want to lose weight, build endurance, or challenge their current fitness level. These workouts help you build endurance, burn fat, and improve overall fitness—all in less time than traditional training. Already tried No Bull (no thanks), Nike, Reebok, and Under Armour. HIIT workouts for men will help you achieve those goals and much more! Even a shorter workout can be high in fat-burning and strength-building. This program includes bodyweight exercises that require no equipment at all. 0 This guide covers the best HIIT routines for every Boost testosterone naturally with these expert-recommended HIIT workouts. You won’t find any repeats or jumping in this HIIT workout for beginners. The 10 Best High-Intensity Interval Workouts to Burn Fat These calorie-burning, performance-enhancing workouts will help you trim body fat. This HIT MASS 3 day split is perfect for beginners as well as lifters looking to bust Nov 7, 2018 · HIIT, or high-intensity interval training, is an effective way for older people to build muscle, regulate insulin, cut fat and boost heart function. Naturally, some people will suffer from age-related issues more significantly than others, this is why it's important to consult with your doctor about any new fitness regimes you plan on trying out. Research shows that high-intensity interval training is well-tolerated by older adults and can deliver impressive health benefits.