The metric is available on most fitness trackers. Here’s what it means. By Talya Minsberg You just finished a long, hard bike ride. But how hard was it, exactly? That depends on what you measure: How ...

When training for a specific goal, a smart fitness tracker is an essential. Aside from simply tracking your activities, it can support your training through suggested workouts, fatigue tracking, and ...

Background: Middle-aged and older endurance athletes have increased prevalence of coronary artery disease (CAD) on coronary CT angiography (CCTA) compared to healthy controls, despite similarly low ...