Alopecia areataIt is a common ** disease characterized by the appearance of round or oval hair loss spots on the scalp. I've had patients ask meWhy do I have gray hair growing in alopecia areata? How long does it take to get black? Today, Du Rongchang, a doctor at Shanghai Huashan Hospital, will answer for you.
Why does white hair grow in alopecia areata? It's becauseThe immune system attacks the hair follicle, and the inflammatory response around the hair follicle causes damage to the hair follicle cells, affecting the synthesis of melanin。The number of melanocytes in the hair follicles is reduced or completely lost enough to produce black hair. This results in graying of the hair.
So, how long does it take for hair in alopecia areata to turn black? Every person with alopecia areata has a different condition. In general,Most people with alopecia areata will gradually regain their hair color after 3 to 6 months of ** and care。However, if the hair follicles are severely damaged or for too long, the time to regain black hair may be affected. Therefore, early diagnosis and alopecia areata are very important to restore hair color.
How to prevent alopecia areata and the gray hair it causes during alopecia areata? First of all,Maintain a healthy lifestyle, including eating a balanced diet, getting enough sleep, reducing stress, etc. Secondly,Avoid overuse of chemicals, hair dyes, etcSubstances that are harmful to the scalp and hair. If symptoms of alopecia areata have already appeared, you shouldandand received**。Methods for alopecia areata include topical medications, phototherapy, injections, etc.
In summary, early diagnosis and alopecia areata are very important for patients to regain their hair color. Preventing alopecia areata and the gray hair it causes requires maintaining a healthy lifestyle, avoiding overuse of harmful substances, seeking medical attention and receiving medical attention**.