What diseases does an endocrinologist treat?

An endocrinologist treats diseases of the glands, which include, pancreas, thyroid, adrenals, ovaries, testes and hormonal disorders, including, obesity, infertility, conditions resulting from insufficient or too much hormones. They also treat certain cancers of the glands. Diabetes is a disease that a lot of endocrinologists treat, making sure glucose levels are in check and educating patients on how to maintain a healthy lifestyle.