How to Boost Your Metabolism   The best way to boost your metabolism is to change your body composition. This means to have more muscle and less fat. As we age, we lose muscle and it is replaced with fat. The average adult loses about 6.6 pounds of muscle a decade.   By age 65 the body has doubled its fat mass and lost half its muscle mass. This is a reason why many people gain weight. Since muscle is more metabolically active than fat, you either have eat less and less, … [Read more...]