A new study found that increasing brisk physical activity may help significantly decrease the risk of cardiovascular disease. Brisk activity (such as running or speedwalking) may provide more benefits ...

The debate about how hard to push during exercise has persisted for decades, with fitness approaches swinging between high-intensity interval training and gentler, steady-state activities. However, ...

It feels good to push the body to the point of exhaustion. Leaving the gym or a fitness class soaked with sweat is a deeply satisfying manifestation of the endorphins humming around in your brain.

High-intensity exercise has many advantages, but it's not for everyone. Older people, people with chronic health conditions, and those with disabilities can't perform vigorous exercise. Low-intensity ...