The reason why George, who is 60, gain weight despite the fact that he <span>was eating the same amount of food that he had each day since he was 20 and he exercised regularly is h</span>is metabolism. George's metabolism slowed down by a third between emerging and late adulthood. The metabolism is the rate at which the body burns calories. Slower metabolism means that the body burns the calories slower which lead to weight gain.
This takes about 3 months or so? It depends on what your workout routine is, what your current physique is like, and how visible you want your abs to be.
