Thyroid hormones
Thyroid hormones control the speed with which the body's chemical processes, such as metabolism, take place and influence it. Like? By stimulating almost all the tissues of the body to produce proteins and increasing the amount of oxygen used by cells. These hormones also affect many vital body functions, such as heart rate, the speed at which calories are burned, skin integrity, growth, heat production, fertility and digestion. They are: T4: thyroxine (also called tetraiodothyronine) - the main hormone produced by the...