See the references section for more information. For example, if you look at who s browsing in the tool section at the hardware store, you will find that most of the people are men. Men tend to be more interested in tools than women are. Men also tend to be more interested in cars, sports, computers and so on. On the other hand, if you look in the cosmetics section at a department store you will find that most of the customers are women.
Women tend to be more interested in beauty, fashion, and shopping than men are.
Obviously, there are physical differences. In addition, the hormonal cycles of men and women are different because a woman s body is designed to produce babies, while a man s is not. FSH is responsible for stimulating the development of an ovarian follicle and the egg it contains. A follicle has the ability to secrete the hormone estrogen, so once it develops the estrogen levels in the blood rise. Estrogen has a number of effects.