What reason is black spot on foot long

summary

Many serious diseases are shown by skin lesions in the early stage, but some of them are simple skin diseases, so we don't need to worry too much. If the hands and feet from black spots, not only affect the appearance, but also need timely treatment, that is to know the reason. What's the reason for the black spots on the hands? Here's a brief introduction. I hope it will help you.

What reason is black spot on foot long

Reason 1: external cause: ultraviolet radiation, use of bad cosmetics, external stimulation and abrasion;

Reason 2: internal cause: endocrine disorders: A, pregnancy caused by kurianidase activity, leading to melanin; B, acid-base disorders, physical acid will lead to slow metabolism, causing pigmentation; C, malnutrition, lack of vitamins, slow metabolism, leading to spots.

The third reason: mental stress, fatigue, neurological disorders, adrenal sebum function decline, will lead to the stack acid enzyme activity, resulting in pigmentation.

matters needing attention

Through the daily explanation, we know that many serious diseases will appear spots on the hands when they occur, so now many people pay attention to the hand symptoms. After the symptoms appear, they want to understand the factors causing the disease, so that they can judge their own diseases and treat the disease at the same time. I hope the above introduction will be helpful to you.