Dermatologist    Duties:   Some of the factors that damage the skin are stress, fluctuating hormone levels, too much sun exposure, unhealthy lifestyle, underlying medical conditions, and aging. Cosmetic dermatologists  offer consultation, diagnosis, and treatment to patients who are interested in improving their skin condition.    Salary: $300,000    Education: College, earning a bachelor's degree. Medical school , becoming a medical doctor (MD) or doctor of osteopathic medicine  (DO). Internship, 1 year of required medical training . An accredited dermatology residency program, at least 3 years.    Demand: In general, dermatologists  don't put in the long hours  that physicians in some other specialties do . The majority (52%) of dermatologists  spend 30-40 hours  per week seeing patients, slightly less than in last year's survey. One quarter spend less than 30 hours , slightly more than 1 year ago.