This article was reviewed by Felix Gussone, MD. Key Takeaways: Hormones like insulin, cortisol, thyroid hormones, and testosterone play a direct role in metabolism, appetite, and fat storage. Hormone ...

People who are overweight in their twenties and become obese later in life may be three times more likely to develop cancer of either the oesophagus (food pipe) or upper stomach, according to a study ...