Sometimes after a heart attack, people worry about exercise, thinking too much can cause more problems.

But working your heart appropriately is a big part of rehabilitation.

Cardiac Rehab is an essential, supervised exercise program, that can help heal a hurting heart.

In fact, this is National Cardiac Rehab week.

Elaine Greig, RN, Supervisor of Cardiopulmonary Rehabilitation at Bay Medical Sacred heart, joins NewsChannel 7's Donna Bell, to tell us more about the importance of appropriate cardiac rehab.