What does the girl's forearm hair symbolize?

It shows that androgen secretion is relatively strong. The hair on girls' forearms shows that androgen secretion is relatively strong. Usually eat more soy products to help estrogen secrete more, which can neutralize androgen. Hormones are chemical information substances synthesized by highly differentiated endocrine cells and secreted directly into the blood. It affects the physiological activities of human body by regulating the metabolic activities of various tissues and cells. Efficient bioactive substances secreted by endocrine glands or endocrine cells act as messengers to transmit information in the body, and substances that regulate the physiological process of the body are called hormones, which are important substances in our lives.