Fasting can regenerate your immune system. 

A recent study by researchers at the University of Southern California has found that fasting for three days triggers your body to regenerate immune systems cells. “Prolonged fasting forces the body to use stores of glucose and fat but also breaks down a significant portion of white blood cells. During each cycle of fasting, this depletion of white blood cells induces changes that trigger stem cell-based regeneration of new immune system cells.” | learn more