What is the cause of seborrheic alopecia?

summary

There are many types of alopecia. Seborrheic alopecia is a common type of alopecia. Seborrheic alopecia is a common type of alopecia, which is the most common among men. However, in recent years, many girls have seborrheic alopecia. The occurrence of seborrheic alopecia can have a great impact on patients, especially on their personal image, Therefore, the occurrence of seborrheic alopecia should be timely for the cause of prevention and treatment. So what are the causes of seborrheic alopecia? Now let's take a look at the real reason.

What is the cause of seborrheic alopecia?

Influence of androgen: in modern medical syndrome, there are more androgens in patients with seborrheic alopecia. The reason why androgens can affect hair health and cause alopecia is that androgens secreted by male testes enter the blood circulation and reach the scalp. After transformation, they can form toxic substances to stimulate hair follicles, This leads to the disorder of energy metabolism and protein metabolism of hair follicles, and finally leads to hair loss.

Genetic factors: seborrheic alopecia is hereditary, especially its genetic gene is dominant in men, and pathogenic factors are passed on to the next generation, so in patients with seborrheic alopecia, men are in the majority. Men only have one hair loss gene, it will cause hair loss, while women because the hair loss gene is recessive, so there will be no appearance of hair loss, unless there are two hair loss genes at the same time, there will be hair loss phenomenon, but generally speaking, women will only become sparse hair, not like men, there will be big hair loss or only leave marginal hair and middle baldness.

Age: age is also a factor leading to seborrheic alopecia. With the growth of men's age, the phenomenon of alopecia will become more and more obvious. Generally speaking, seborrheic alopecia mostly occurs in young men aged 17-20 years old, and the peak incidence is around 30 years old. Later, with the increase of age, the symptoms will aggravate, and finally become baldness.

matters needing attention

In life, we should pay attention to preventive work to reduce the occurrence of hair loss, especially for men, the probability of fat spilling hair loss is very high, so we should pay attention to avoid some avoidable factors to ensure the health of hair.