Endocrinology is the branch of medicine that deals with the endocrine system. This system consists of various glands present in all parts of the body. It focuses on all the functions and behavioral activities performed by hormones such as sleep digestion, mood, excretion, stress, reproduction, lactation, movement, etc. Metabolism is the set of life-sustaining activities occurring within the cells of the living organisms. It is a sub-field of endocrinology...