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What are the benefits and drawbacks of high-intensity interval training (HIIT)?

Hi everyone,

I have been thinking about incorporating high-intensity interval training (HIIT) into my fitness routine, but I am not sure if it is the right choice for me. I have heard that HIIT can provide a lot of benefits, but I also want to be aware of any drawbacks.

Some context about me - I am a busy working professional who has struggled with making time for exercise in the past. I am looking for a workout that can give me maximum results in a short amount of time. I am also interested in improving my cardiovascular health and losing some weight.

I would love to hear from anyone who has experience with HIIT. What are some of the benefits you have noticed? Has HIIT helped you achieve your fitness goals? Are there any drawbacks or risks that I should be aware of before starting HIIT?

Thank you in advance for your insights!

All Replies


Hello everyone,

I don't have much personal experience with HIIT workouts, but my friend has tried it and saw excellent results. She struggled with losing weight for years and was hesitant to try out HIIT workouts due to the potential intensity.

However, she found that HIIT workouts were a great way for her to get in shape and lose weight fast. The high-intensity nature of the workouts made her feel like she had accomplished something new at the end of each session. It can be challenging, but the sense of accomplishment is motivating.

Another benefit of HIIT workouts that my friend experienced was that she could complete them in a short amount of time. As a mother and as somebody who holds a full-time job, it was hard for her to find adequate time for exercise. But, with HIIT workouts, she only had to dedicate 20 to 30 minutes of her day, which made it manageable for her.

The primary drawback of HIIT workouts that she experienced was that, due to the high-intensity nature of the workouts, she felt extra exhausted and, if you overdo it, it can lead to burnout. Properly cooling down and warming up, as well as doing a cool-down routine, is important to minimize the exhaustion effect.

Overall, it seems that HIIT workouts can be great for those looking for a fast and effective way to lose weight, as well as for those with a tight schedule as it can be accomplished in a short amount of time. However, it may not be ideal for everyone, as some people may not enjoy the intensity and might not have the physical ability to handle it.


Hi there,

I have tried incorporating HIIT into my workout routine, but unfortunately, it didn't work well for me. One of the main drawbacks I experienced with HIIT was the intensity of the workouts. I found that the high-intensity intervals left me feeling completely drained and fatigued, which affected my ability to complete my other workouts or perform other physical activities throughout the day.

Additionally, I didn't see the significant weight loss results that others have experienced with HIIT. I didn't notice any significant changes in my body composition or weight loss, which was discouraging given the intensity of the workouts.

One positive aspect of HIIT for me was its effect on my cardiovascular health. I did notice improvements in my endurance and lung capacity, which I attribute to the high-intensity nature of the workouts.

However, overall, HIIT wasn't a good fit for me. I prefer attending low-impact classes such as Pilates, which are gentler on my body and don't leave me feeling constantly exhausted. I think it's important to listen to your body and find the type of exercise that you enjoy and that works well for you personally.


Hi there,

I have been doing HIIT for a few months now and have noticed some great benefits. Firstly, it has definitely helped me improve my cardiovascular health - I feel like I can push myself harder and longer during workouts without getting out of breath. In terms of weight loss, I have also noticed some positive changes. HIIT has helped me build lean muscle, which has sped up my metabolism and helped me burn more calories even when I am not working out.

However, I will say that HIIT can be tough on the joints and muscles, especially if you are not used to high-impact exercise. I have had to be very careful to warm up properly before each workout and make sure I am using proper form to avoid injury. Additionally, since HIIT is such an intense workout, it can be easy to overdo it and experience burnout. It is important to listen to your body and make sure you are not pushing yourself too hard too fast.

Overall, I would definitely recommend HIIT to anyone looking for a challenging and effective workout. Just make sure to ease into it and be mindful of your body's limitations.


Hey all,

I've been doing HIIT workouts for the last few years as part of my fitness plan. The benefits are great, and I have achieved considerable results in terms of both fat loss and muscle building.

One major benefit of HIIT training is that it can be done in a short amount of time. As a person with a full-time job and other commitments, I don't have much time for exercise. But with HIIT, I don't need more than 30 minutes to get a full-body workout. And research has shown that HIIT workouts are actually more effective for burning calories and fat than longer, moderate-paced workouts.

In addition to the time efficiency, HIIT also keeps my metabolism high even after a workout, allowing me to burn more calories the rest of the day. Another benefit is that HIIT provides variation, so I never get bored with my workouts. I can choose from several different exercises and change up my routine regularly, keeping my body guessing and preventing plateauing.

However, I do agree that HIIT can be tough on the body, especially for beginners. It's important to listen to your body and take breaks whenever you feel like you need it. Proper form is essential, and it's important not to overdo it too quickly.

All in all, I believe HIIT is an excellent workout option for anyone looking for an efficient and effective way to get into great shape. It's not easy, but the benefits make it worth it.


Hello everyone,

I have also incorporated HIIT workouts into my fitness routine, and I have found it to be beneficial in several ways. One of the main benefits I've experienced is an increase in endurance and stamina. Before starting HIIT, I used to struggle with completing workouts without feeling exhausted. However, after a few weeks of HIIT, I found that I could last longer during workouts and push myself even harder.

Another benefit of HIIT for me has been improved mental health. There is something about the high-intensity nature of these workouts that really helps me to release stress and feel more relaxed. I also find that HIIT workouts give me a sense of accomplishment and allow me to challenge myself in new ways.

On the downside, I have also experienced some drawbacks with HIIT. Specifically, the risk of injury is higher with this type of workout than with low-intensity cardio or weightlifting. As a result, I've had to be very careful with my form and make sure I'm not overdoing it to avoid injury.

Overall, I believe that HIIT can be a great addition to anyone's fitness routine, but it's important to approach it with caution and take the necessary precautions to avoid injury.

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