For Care Education and Research notes the following benefits of intermittent fasting (restricting eating to a limited window each day or not eating one or two days a week, for example): weight loss, less inflammation in the body, slows cellular aging, increases fat burning, improves insulin sensitivity, improves mental concentration, increases brain function and health, increases energy, improves heart health, reduces the risk for some cancers, and improves gut health and immune function. Consult with your doctor before starting any diet. For Care Education and Research, March 2022