Do you know how fat is expelled from the body? Be sure to watch this video to the end many people used to believe that sweating means burning fat inside the body but in reality, sweating only expels water in the body to actually expel fat from the body there are two most effective methods: Breathing and fasting when you engage in exercise or other physical activities your body relies on burning internal fat to obtain necessary energy. This process requires a lot pf oxygen cells utilize the inhaled oxygen to gradually break down stored fat producing carbon dioxide and water. the carbon dioxide is then transported to the lungs via the blood stream and through breathing when you are in a state of hunger and have not eaten your body in order to maintain basic life functions first consumes blood sugar then glycogen, when glycogen is also depleted, the body will mobilize fat reserves and convert them into energy needed by the body. This is the principle of burning fat.