Lat pull-down with weight machine

Intracytoplasmic sperm injection

This animation shows the process of Intracytoplasmic sperm injection (ICSI), a procedure used to fertilize an egg cell outside of the body.

• Birth Control

Lyrica (pregabalin): Side Effects and Dosing

Overview of Lyrica (pregabalin) dosing and common or serious side effects.

• Lyrica
• Fibromyalgia
• Pain

How skin cancer develops

Watch this video to see what melanoma and nonmelanoma skin cancers look like and how they develop.

Retina

This animation shows the process in which light is transformed by the retina as electrical impulses that travel to the brain through the optic nerve.

• Vision

Ovulation

The release of an egg from a woman's ovary occurs about midway through the menstrual cycle. See how it happens.