ECLIPSE | JUNE 7, 2023

The Science Behind High-Intensity Interval Training (HIIT)


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There are countless exercise routines out there. From running and weightlifting to yoga and Pilates, it can be tough to choose which workouts to incorporate into your fitness regimen. One training method that’s becoming increasingly popular is High-Intensity Interval Training (HIIT).

The Science Behind High-Intensity Interval Training (HIIT)

HIIT is a type of workout that involves short but intense periods of exercise, separated by periods of rest or low-intensity exercise. The idea is to work really hard for a short amount of time, then rest, then repeat. But why is this such an effective way to burn calories?

It's About Oxygen Consumption

Studies have shown that HIIT is effective because it increases your body’s oxygen consumption and heart rate, which can lead to increased calorie burn and improved cardiovascular health. Furthermore, HIIT can be done in less time compared to traditional forms of cardiovascular exercise, making it a perfect fit for those with busy schedules or who prefer a quick, yet intense workout.

Enter Resistance Training

In addition to HIIT, resistance training is another critical component of any effective fitness plan. Resistance training involves exercises that use resistance, such as weights or resistance bands, to build strength and muscle mass. While resistance training is beneficial to people of all ages, it’s particularly important for older adults.

Research has shown that resistance training can help improve strength, mobility, and balance, which reduces the risk of falls and other accidents. Resistance training also helps to build bone density, which is especially important for older adults, as osteoporosis becomes more common with age.

Backed By Science

Many studies have been conducted that demonstrate the impact a HIIT program can have on various aspects of one's health. Here are just a few of them:

  1. A study published in the Journal of Sports Science & Medicine found that a six-week HIIT program improved cardiovascular health in young adults.
  2. A review of studies published in the Journal of Obesity found that HIIT was effective in reducing body weight and body fat, as well as improving insulin sensitivity in overweight and obese individuals.
  3. Another study published in the International Journal of Cardiology found that HIIT improved blood pressure and arterial stiffness in patients with hypertension.
  4. A study published in the Journal of Strength and Conditioning Research found that HIIT was effective in improving cardiovascular fitness and VO2max in older adults.

Enlist the Help of a Personal Trainer

If you’re interested in incorporating either HIIT or resistance training into your workout routine, it is highly recommended that you work with a personal trainer, such as any of the exceptional trainers at Eclipse 1-on-1. Personal trainers not only ensure that exercises are done safely and correctly, but they can also help design a customized workout program that fits your specific fitness goals.

If you’re looking for a fitness center that combines HIIT, resistance training, and professional guidance, then Eclipse is the perfect place for you. Our team of qualified personal trainers is dedicated to helping you achieve your fitness goals and improve your overall health and wellness.