Exercise is good for your heart, as long as you stay within your cardiologist’s guidelines about what kinds of exercise you can do, and what you should avoid. She may have recommended a cardiac rehabilitation program, which will help you develop a safe workout.
Stop the exercise if you become overly fatigued or short of breath, and let your doctor know.
If you have pain anywhere else in the body, stop exercising in case it's an injury.
Stop the exercise and call your doctor or seek emergency medical help if you: