Related Questions

My normal resting heart rate is around 60. Why is it sometimes down at 52? Once it was even 48. I am a non athlete.

Vagotonia. It may due to vagotonia. If u have no symptoms- don't worry, otherwise see u r md. Read more...
Variable = normal. Heart rate is variable throughout the day, your life and in many different situations. There is no such thing as a static normal heart rate. Normal exists as a range depending on what activities you have engaged in. Emotions, physical activity and diet can influence your heart rate throughout the day. Read more...

What does a slow resting heart rate have to do with fitness of the body?

The heart pumps more. A heart is a muscle. With exercise it can ger stronger and work better. So just like lifting weights can make your arm strong and make it easire to lift, so can exercise strengthen your hear and require it ti beat slower to pump the same amout or more blood. Read more...