If you wear a Fitbit, Apple Watch or a similar wearable while working out, you already know that you have a useful tool right at your fingertips. One especially helpful feature wearables like these ...

DEAR MAYO CLINIC: When I go for a walk or to the gym, people always seem to be checking their pulse, whether by hand or with a wearable. Why is heart rate so important? ANSWER: Your heart rate, or ...

Finding time to exercise each day is a challenge for many people, but a new study of nearly 15,000 men and women found that adding as little as five minutes of activity to get your heart rate up is ...