Yes, most days. A day off once a week is fine -- that's realistic. But eating right most of the time is an essential part of taking care of yourself.
Raul Seballos, MD, the Cleveland Clinic's vice chair of preventive medicine, says no matter how much you work out, you can't maintain a healthy weight unless you stick to a healthy diet. So be sure to satisfy your appetite with good-for-you foods, and make an effort to keep an eye on calories.