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There is also some evidence that exercise makes brown fat more active. Brown fat has the ability to turn fat calories into heat efficiently. Brown fat helps babies maintain body warmth but is usually mostly lost during childhood. Exposure to cold activates brown fat...

In addition to helping with energy balance, physical activity helps convert fat to muscle, strengthen bone, and avoid or reverse the frailty that accompanies obesity in older adults. So even if your weight does not change much, exercise will help you to lose fat and...

So, what about exercise, the activity that Lustig calls the second half of the antidote to fructose toxicity? According to him, a fat but physically fit person is healthier than a normal-weight person with insulin resistance and the metabolic syndrome. Exercise has a...

Lack of sleep spells trouble for avoiding obesity in several ways. It increases ghrelin (that makes you hungry), increases cortisol, reduces leptin, and activates the reward system that, in turn, increases the desire for comfort foods. A study of the role of sleep in...

Fiber helps prevent the calories you eat from expanding your waistline because the body does not use all food sources with equal efficiency. The physical properties of a food influence how completely the body can digest and absorb calories, so all calories do not...

One might ask, what about avoiding the fructose in fruit? Fruit is a healthy food because, in nature, fructose is packaged with fiber—a component of food that Lustig calls half the antidote to the fructose effect and the obesity pandemic. The other half of the...