Male and Female Hormones | Definition,Types and Functions of Hormones in Boys and Girls

What are Hormones and What do they do ? Definition,Types and Functions of Hormones in boys girls progesteron testosteron estrogen - Male and Female Hormones. Hormones are special chemical messengers in the body that are created in the endocrine glands. These messengers control most major bodily functions, from simple basic needs like hunger to complex systems like reproduction, and even the emotions and mood. https://en.wikipedia.org/wiki/Hormone Cretits: Fuse School http://www.youtube.com/fuseschool #hormones #hormone