An apple a day keeps the doctor away. But who actually follows this statement’s advice? Everybody in today’s world needs a team of professional doctors, a specialist in every field. It is hard to say, what specialist is the most needed, but the fact is that our body life is ruled by our hormones, so the doctors, who passed one of the great fellowship programs are actually highly valued and paid. Such programs are good for every specialist, not only an endocrinology doctor, so every student should pay more attention to them.