Walking and cycling are both great workouts for different goals. Trainers explain which workout is better for endurance, ...

Fat Loss: For fat burning, you should aim for 60-70% of your MHR. While this zone burns fewer calories per minute than higher ...

ROACH: I'm a 75-year-old woman who, for at least 10 years now, has been experiencing a rapid heart rate. My blood pressure, however, remains normal. In fact, doctors are usually surprised at how good ...