For middle-aged and older men, new data suggest that it’s how hard they exercise, not how much, that may be contributing to the paradoxical increase in coronary atherosclerosis seen in athletes.

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, ...

Stepping outside for a brisk walk can bring significant health benefits. Walking has been linked to improved blood pressure, ...