We all grow older. There is nothing we can do about that, but the quality of those years is within our control, as recent research has shown. After receiving a doctor’s approval to begin any exercise ...

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Interval training workouts involve structured exercising at different intensities with recovery periods in between. High intensity is usually anaerobic exercise, while the recovery periods involve ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Sprint interval ...

In 1996, Dr. Izumi Tabata published a groundbreaking study on high-intensity interval training, or HIIT, and its effects on aerobic (VO₂ max) and anaerobic capacity in young, physically active men ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Doing HIIT workouts can improve your cardiovascular and ...

Supervised high-intensity interval training (HIIT) over 5 years reduced the risk for rapid decline in estimated glomerular filtration rate (eGFR) in community-dwelling adults aged 70-77 years.

If you ask people why they do not exercise as much as they should, the most common answer is lack of time. The World Health Organisation recommends 75 minutes of high-intensity exercise, or 150 ...

HIIT is a workout technique that involves alternating between short, high-energy exercises and brief recovery periods. According to Shillito, the key to HIIT is working hard during those intense ...

A recent study from Australia suggests that high intensity interval training may be optimal for body composition in older adults, by helping to lose fat while preserving muscle.

A study involving 92 socioeconomically vulnerable elderly women compared the efficacy of different low-cost community-based exercise programs to improve and/or maintain cardiovascular and functional ...