Dermatologists are physicians who specialize in the care of skin, hair, and nails. According to the American Board of Dermatology. Dermatologists  “diagnose and treat all aspects of healthy and diseased skin in adults and children including conditions such as skin cancer, melanomas, moles, dermatitis, acne, hair loss, scars, sexually transmitted diseases and the skin changes associated with aging.” Pediatric dermatologists specialize in treating skin, hair, and nail problems in infants, children and adolescents. Dermatopathologists are dermatologists who specialize in diagnosing skin diseases. (Source: Dr. Oz)