Dandruff is a chronic syndrome characterized by excessive formation of dead epidermal scales. This disease is most frequently manifested on hairy part of a head. With dandruff, the skin cells of the scalp are cleared twice as fast as in normal state.
Statistically, every third inhabitant of the planet over 12 years old has dandruff or other manifestations of seborrhea. According to various data, dandruff affects from 5 to 40% of the population. Much more often are the cases of dandruff in people younger than 20 years old. In people older than 50 years old dandruff is rarer problem. It is worth mentioning that women, in contrast to men, suffer from dandruff more rarely.
Disorders of metabolic processes in the scalp can lead to reproduction of sebum which contributes to the development of fungal infection and disruption of the sebaceous glands. In most cases, these two diseases are manifested at the same time. In addition, a very important factor in the appearance of dandruff is a hereditary predisposition to secretion and the structure of the scalp.
Up-to-date studies about seborrheic dermatitis and dandruff prove the fact that dandruff is a light form of seborrheic dermatitis. Moreover, dandruff can be transferred into it in case if the patient has the following symptoms:
– Availability of sebum which is the life environment for fungi;
– Oversensitivity of a scalp to oleic acid which is a by-product of fungi and promotes irritation;
– Availability of M. globosa in the composition of scalp microflora.
Today there are many ways of dandruff treatment. One of the simplest is regular head washing with mild shampoos. The best way of dandruff treatment is the application of special shampoos developed to for dandruff treatment.