Losing excess weight by eating a healthy diet and increasing physical activity can help prevent future health problems. Obesity increases the risk of illness and death due to diabetes, stroke, coronary artery disease, kidney and gallbladder disorders, and cancer. The more overweight, the higher the risk becomes.
Review Date 4/29/2022
Updated by: Sandeep K. Dhaliwal, MD, board-certified in Diabetes, Endocrinology, and Metabolism, Springfield, VA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.