Derma roller for alopecia areata.

No dermaroller is not useful for alopecia area. Alopecia areata is an autoimmune disorder that affects hair follicles, leading to hair loss in small, round patches on the scalp or other areas of the body. Here's some information about alopecia areata: **Causes and Risk Factors:** - **Autoimmune Reaction:** In alopecia areata, the immune system mistakenly targets hair follicles as foreign invaders, causing them to shrink and slow down hair production. - **Genetics:** A family history of autoimmune diseases or alopecia areata can increase the risk. - **Triggers:** While the exact cause is not fully understood, factors such as stress, illness, or environmental triggers may contribute to the onset or exacerbation of alopecia areata. **Symptoms:** - **Patchy Hair Loss:** The most noticeable symptom is the sudden appearance of one or more round, smooth, and hairless patches on the scalp, eyebrows, eyelashes, beard, or other body hair. - **Regrowth:** Hair may regrow in affected areas, but it can also fall out again or appear in new patches. The course of the condition varies from person to person. - **Nail Changes:** Some individuals with alopecia areata may experience changes in their fingernails or toenails, such as pitting or white spots. It's important to consult a dermatologis if you suspect you have alopecia areata. They can provide a proper diagnosis, recommend appropriate treatments, and discuss the best approach based on the severity and extent of hair loss