Jon Lester is leaving Nationals camp in West Palm Beach, Fla., today and will travel to New York in order to have surgery to remove his thyroid gland, manager Davey Martinez revealed this morning.

Jon Lester underwent thyroid removal surgery today in New York and was recovering this afternoon, according to Nationals manager Davey Martinez. Martinez said the club was still waiting to hear from ...

The thyroid gland regulates your body weight and metabolism. Many people gain weight after thyroid removal surgery. However, some people may lose weight or not experience any weight changes. Research ...