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What is a hormone?
Everyone says that love is caused by hormones, and acne in adolescence is said to be hormonal imbalance ... Do you know what hormones are? Let's talk about hormones first.
Hormone 0 1 is a hormone, which means "ascending activity" in Greek. It plays an important role in regulating metabolism, growth, development, reproduction, sex, sexual desire and sexual activity.
Hormone is a chemical information substance synthesized by highly differentiated endocrine cells and secreted directly into the blood, which affects the physiological activities of the human body by regulating the metabolic activities of various tissues and cells. The highly effective bioactive substances secreted by endocrine glands or endocrine cells, as messengers, transmit information in the body and regulate the physiological process of the body are called hormones. It is an important substance in our life.
There are many kinds of hormones, but the quantity is very small (most of them are nanograms or even picograms). They are neither the source of energy nor the structural substance of the body, but they play an important role in coordinating physiological processes such as metabolism, growth and development by transmitting information. No wonder scientists call them "first messengers".
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