5-3.Factor that acne can be done:Inherited factor
	●It tends to be easy to make acne an oily skin. The amount of the secretion of the sebum increases, and inclines at fattiness gradually if the function of sebum gland is active. The amount of the sebum increases when the secretion of the male hormone becomes active. The modulation is caused to autonomic when a parasympathetic balance in which the sympathetic nerve and the relaxation that rules the tension are ruled collapses when the tension, overwork, and the insomnia continue, the secretion of the male hormone rises as a result, and the amount of the sebum secretion increases.
					●The possibility of working of autonomic like the shape of sebum gland, distribution, the amount, and the function, etc. and internal secretion systems of inherited is enough. However, if correct facial cleansing is done and the skin is kept clean, acne becomes impossible costing easily.