BY Alex De Alvarado and Lorenzo Cohen, Ph.D.

If you're a patient with cancer, most likely you've experienced fatigue -- and you're not alone. Fatigue is one of the most common cancer-related symptoms described by cancer survivors.

The National Comprehensive Cancer Network defines cancer-related fatigue as "an unusual, persistent, subjective sense of tiredness related to cancer or cancer treatment that interferes with usual functioning." For people with cancer,...