8 Health Benefits of Fasting, Backed by Science

Fasting has been associated with a lower risk of coronary heart disease and may help lower blood pressure, triglycerides and cholesterol levels.

Animal studies show that fasting could improve brain function, increase nerve cell synthesis and protect against neurodegenerative conditions, such as Alzheimer’s disease and Parkinson’s.

Fasting may increase metabolism and help preserve muscle tissue to reduce body weight and body fat.

Studies show that fasting can increase levels of human growth hormone (HGH), an important protein hormone that plays a role in growth, metabolism, weight loss and muscle strength.

Animal studies have found that fasting could delay aging and increase longevity, but human research is still lacking.

Some animal and test-tube studies suggest that fasting could block tumor development and increase the effectiveness of chemotherapy.