In the past, the tolerance of homosexuality in society was very low, and everyone despised this behavior. But it's different now. Everyone's attitude towards this matter has gradually dropped, and society has become more tolerant of them, so more people dare to express their needs and no longer avoid anything; In addition, more and more homosexual things are exposed. In fact, there were many homosexuals in the past, but many kept it a secret and few people knew it.

2. Genetic factors:

Some studies have found that the incidence of homosexuality in identical twins is higher than that in identical twins, and male homosexuality has a certain maternal genetic tendency; Maybe some people naturally like the same sex, which may be the result of natural selection, because human beings are the rulers of the earth at present, have no natural enemies, and the carrying capacity of the earth is limited, so we can reduce the population in this way; In addition, homosexuality is not contemporary, and there are many homosexuals in the history of China.

3. Environmental impact:

Some homosexuals are influenced by bad family or environmental factors in the process of sexual psychological development, which will distort people's sexual orientation; In some families, fathers may be weak. Fathers may be more opposed to rude behavior in order to educate their children. This inappropriate education may prompt children to do the same.