HIIT can deliver incredible fitness results, but timing matters. Knowing when to avoid high-intensity workouts may help ...

There’s a simple truth in fitness that many athletes, weekend warriors and even seasoned lifters forget: Training hard is important — but training smart is essential for longevity.

Vigorous exercise suppresses hunger more effectively than moderate activity, particularly in females. Study: The Impact of Exercise Intensity and Sex on Endogenous Ghrelin Levels and Appetite in ...

A small lab-based study suggests that intense exercise may help keep cancer cells from progressing, implying this could also be part of a larger cancer-prevention strategy Intense exercise can spark ...

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 ...

Many exercise science studies have measured the effects of training to failure versus training a few reps short of failure.

Fitness experts break down the new research.

New research analyzed how exercise affects signs of aging in the muscles. Scientists found that older adults who exercised ...

Neuroscientists from the Faculty of Medicine of the Catholic University, Rome Campus, and the A. Gemelli IRCCS Polyclinic Foundation found that intensive exercise could slow the course of Parkinson's ...

NEW YORK (Reuters Health) - Some doctors caution people with heart failure against pushing themselves too hard physically. But a new analysis of past studies suggests heart patients may actually ...