Mayo Clinic Minute: Are you hitting your target heart rate?

Exercising at the proper intensity can boost the cardiovascular benefit of your workouts, but a new Mayo Clinic survey shows most people don't know if they're reaching the mark.

The latest Mayo Clinic National Health Checkup revealed only 2 in 5 Americans (42 percent) are aware of what's called the target heart rate ─ a point at which your heart is being exercised and conditioned but not overworked.

In this Mayo Clinic Minute, Nicole M. Burow, a health and wellness coach at the Mayo Clinic Healthy Living Center, explains how you can find and monitor your target heart rate. Jeff Olsen reports.