If you're new to heart rate run training, this guide will help you avoid common mistakes and make it easier to start. Taren Gesell ...

Although exercise is generally considered good for heart health, running with a high heart rate may signal a problem. What ...

Strength training helps combat the natural effects of aging by building muscle mass, increasing bone density, boosting ...

Test your strength! See how your push-up score stacks up with our 1-minute challenge, plus get a 4-week plan to boost your ranking.