The deadliest skin cancer, melanoma, can affect the liver and brain in its later stages, explains Dr. Ramsay Farah, division chief of dermatology at Upstate Medical University. This happened to former President Jimmy Carter.
Caused by pigment-producing cells called melanocytes, melanoma is best treated when caught early, says Farah, who notes the significance of irregular moles and the need for regular skin exams. Farah also details Carter's cutting-edge treatment, which awakens the body’s immune system to fight the melanoma.
Also on the show: theories of family therapy, and the effects of corporal punishment.