A higher HRV may indicate better physical fitness and resilience to stress, while a lower HRV is associated with anxiety and ...

The target heart rate is how fast the heart should beat during physical activity. Calculating the target heart rate and comparing it with the actual heart rate can help a person work out if their ...

When you work out, your heart beats faster, especially if you are exercising for an extended period of time or at a higher intensity. This helps your heart pump blood to your muscles so they can do ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

If you're fanatical about powerlifting or new to lifting, you're likely more concerned with shoulder workouts and perfecting ...