Causes for zits, pimples, blackheads and acne
It is not known why some people suffer acne, zits, pimples and blackheads and others doesnt, but we knows that it is partially hereditary.
Several connected factors are known the acne: Hormonal activity, like the menstrual cycles in the puberty. Stress, impelled by the unloadings of the adrenal glands.
Hyperactive sebaceous glands, secondly to mentioned hormones down. [...]