Your Heart Rate - The Heart Foundation

Your heart rate is the number of times your heart beats per minute. Throughout the day your heart speeds up and slows down to accommodate your body’s changing need for oxygen. Your heart rate is lower when you are at rest. When you exercise, you heart speeds up and pumps more blood, which allows oxy

Tristate Heart Foundation

Are you at risk of heart disease?

How a healthy heart works, Heart and Stroke Foundation

How your heart works

British Heart Foundation

Key statistics: Cardiovascular disease

What Is a Normal Resting Heart Rate?

The Children's Heart Foundation - California

Heart Rate vs. Blood Pressure: What You Need to Know — Dr. Ranjit Jagtap, by Dr Ranjit Jagtap

Foundations of Heart Rate Variability Biofeedback: A Book of Readings: Donald Moss, Fredric Shaffer, Don Moss PhD, BCB, BCN, Fredric Shaffer PhD, BCB: 9780984297955: : Books