This video provides a detailed description of different bariatric surgeries used to treat obesity. It describes gastric bypass surgery and lap banding with an overview of the current trends towards a laparoscopic approach. A discussion of patient selection and bariatric surgery cost is also shown.

A physician describes what causes acne to develop and how it can lead to facial scars. She also describes several acne scarring treatments including collagen injections, dermal fat injections, dermabrasion, and laser skin treatments. The doctor also describes the role of skin transplant surgery and skin grafts in acne scar repair.

The narrator of this 2D animation describes how sebum is blocked in sebaceous glands associated with hairs and how this leads to whiteheads and blackheads. The common locations for acne are discussed as well as a overview of acne treatment options.

This narrated slide show explains what happens when the skin is damaged from a burn. First, second, and third degree burns are discussed along with the complications that can occur with severe burns.