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What reason is dandruff much? What is dandruff caused by

What are the causes of dandruff? What are the causes of dandruff? A variety of reasons can lead to dandruff, including irregular life and diseases. Then, what are the causes of dandruff? The following are the factors that may lead to dandruff. Let's have a look.

1. The scalp is oily

An important factor leading to dandruff is the parasitism of Malassezia. This is a kind of normal parasitic bacteria on human skin, which feeds on sebum. Excessive proliferation can cause dandruff, so people with oily scalp are more likely to have dandruff.

2. Mental stress and anxiety

There are many complex factors involved in the formation of dandruff, which are often related to the current social life pressure and rhythm is too fast. The human body is a complex organic whole. Mental tension and anxiety can lead to the disorder of the internal environment and affect the scalp health. To ease anxiety and mental tension, you can do some exercises like yoga to control your emotions, and try to keep yourself in a stable and relaxed mental state and keep your mood relaxed.

3. Lack of sleep

Adequate sleep can promote normal skin metabolism. Nowadays, young people should try to avoid staying up late and go to bed before 11 pm. Enough sleep can relieve dandruff symptoms.

4. Spicy food, alcohol and tobacco

Spicy diet, tobacco and alcohol will affect the absorption of nutrients, harmful substances after absorption will affect the body metabolism. Therefore, we should pay attention to diet nutrition, often eat food rich in protein and trace elements, eat more vegetables and fruits, and eat less greasy and high sugar food.

5. Physical discomfort

When the body is not comfortable, we are also prone to increased dandruff, such as gastrointestinal dysfunction, nutritional imbalance, endocrine disorders, etc., which often lead to changes in the body's hormone levels.

6. Shampoo allergy

Some people will find this phenomenon: when using a certain shampoo, there will be dandruff and itching, and this situation will be relieved after changing to another brand. At this time we should pay attention to the possibility of shampoo allergy. In addition, there are many hair products can also cause scalp contact dermatitis, such as hair dye, hair gel, mousse and so on.

7. Excessive cleaning

Some people think that the appearance of dandruff is due to the lack of hygiene, which leads to excessive washing, which is wrong. Excessive washing can lead to dry scalp, but will aggravate dandruff.

8. Skin diseases

Skin disease is often the cause of increased dandruff, common scalp seborrheic dermatitis, scalp psoriasis, neurodermatitis, etc., should be timely to the hospital diagnosis and treatment.