Ken D Berry, MD on Instagram: "Most people trying to lose weight make the same three mistakes. First, they immediately join a gym and try to exercise the fat off. Exercise is great for your health, but it is a terrible primary tool for fat loss. Second, they stop eating enough and think being hungry means it is working. That is not true. Chronic hunger slows your metabolism and drives fat storage. Eat real human food until you are comfortably satisfied. Third, they chase supplements and protein