who is a dermatologist A dermatologist is a doctor specializes in treating skin, hair, nail, and mucous membrane disorders and diseases. Also They can address cosmetic issues, helping to revitalize the appearance of the skin, hair, and nails . Dermatologists can treat more than 3,000 diseases Below are some examples of most commonly conditions Nail problems : Dermatologists also treat health issues that damage the skin around and under the nails. Ingrown nails, fungal infections, and various other conditions can cause this damage Acne : Among the most prevalent skin issues, acne has a range of causes that can lead to different types of pimples. Some people experience scarring, low self-esteem, and other complications Dermatitis and eczema : Dermatitis is inflammation of the skin, and it typically leads to swelling with an itchy rash. There are various forms, including atopic dermatitis, which is the most common type of eczema Psoriasis : This chronic autoimmune disorde...