Add high-intensity interval training to your routine with confidence, even if you’ve never done it before.

High-intensity interval training (HIIT) is a time-efficient way to improve cycling performance, cardiovascular health, and overall fitness—whether you’re a beginner or a seasoned rider. By alternating ...

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 ...

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 ...

Endothelial dysfunction is a hallmark of cardiovascular disease (CVD) and plays a central role in vascular inflammation, ...

Share on Pinterest A new study found that stroke survivors who performed short bouts of HIIT exercise doubled their cardiorespiratory fitness levels. FG Trade/Getty Images New research shows that high ...

One-minute, short bursts of high-intensity interval training for 19 minutes may be more effective for improving fitness among people six months or more after a stroke than traditional, 20-30 minutes ...

Please provide your email address to receive an email when new articles are posted on . Rapid eGFR decline occurred in 23% of patients on high-intensity exercise. Meanwhile, rapid eGFR decline ...

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 ...

High intensity interval training boosts exercise capacity in adolescents and young adults with repaired tetralogy of Fallot, without causing harmful changes in heart structure or function.