Fasting and Leptin

We hear a lot about leptin in the weight loss industry, mainly because of its effects in animal research. In 1994, it was discovered that a protein hormone called leptin, which is released from fat cells and monitored by the brain, was deficient in a certain strain of genetically mutated obese mice. Normal mice had […]

Fasting and Testosterone

Testosterone is important for men’s health and well-being. It also prevents osteoporosis, helps determine how much muscle mass a man will possess, and affects a man’s libido. As men age, testosterone levels decrease. Although most sports consider it to be a form of “doping,” and although it’s been banned by the International Olympic Committee, some […]