What causes cold? Is it caused by kidney deficiency?

1, congenital factors

If the parents physical quality is poor, female malnutrition or severe disease during pregnancy, will lead to congenital kidney yang deficiency, body yang deficiency, body yang decline and yin hyperactivity, in children affected by evil after the onset of cold phenomenon.

2, acquired factors

in the basic theory of traditional Chinese medicine, kidney growth and reproduction, frequent sexual intercourse will lead to kidney essence into reproductive essence, easy to make the body yang constantly consumed, thus causing cold. In addition, feeling cold evil, long stay in yin cold environment, long illness and other factors will not only cause kidney yang deficiency, but also cause cold.