While it is now commonly known that obesity can predispose a person to type 2 diabetes, too little fat has a similar effect, according to the American Diabetes Association.

A pound of body fat contains approximately 3,500 calories. A calorie is a measurement of energy, and to lose weight, a person must consume fewer than they burn. Learn more here.

When it comes to body fat percentage, the general perception is "the lower, the better." We tend to think of fat as the enemy ...