Health Article description.Discusses antibody test used to detect Lyme disease. Covers antibody tests and polymerase chain reaction (PCR) test. Covers why and how they are done. Includes info on what results mean.

Health Article description.Explains ergonomics, common office injuries due to poor ergonomics, and how to help prevent injuries, including setting up your workstation. Gives self-care tips for relieving muscle aches and provides step-by-step instructions for stretches to relieve aches.

Health Article description.Hypoxia occurs when the cornea does not get enough oxygen. It is the most common complication of contact lens wear, especially extended-wear lenses. The cornea has no blood supply of its own, so it gets oxygen only from tears and directly from the atmosphere. A contact lens reduces the oxygen supply to the cornea...

Health Article description.PRK (photorefractive keratectomy), LASEK (laser epithelial keratomileusis), and epi-LASIK (epithelial laser in-situ keratomileusis) use a laser to reshape the cornea. By reshaping the cornea, these surgeries allow light to focus on the retina. This corrects a person's vision. With PRK, the top layer on the surface of...

Health Article description.Children usually move in natural, predictable steps as they grow and develop language, cognitive, social, and sensory and motor skills. But each child gains skills at their own pace. It's common for a child to be ahead in one area, such as language,

Health Article description.Briefly discusses the types of sunburn and other problems that might occur with a sunburn, such as heat rash or heat exhaustion. Covers what factors increase the risk of getting a sunburn. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

Health Article description.Many things can cause low vision, including macular degeneration and glaucoma. When you can't see as well, daily life may feel more challenging. But you can do some things to stay as independent as you can and keep doing the activities you enjoy.

Health Article description.Provides links on nosebleeds, rashes, and blisters. Also includes topics addressing more serious first aid emergencies, such as choking rescues and sprained ankles.

Health Article description.

Health Article description.There are 12 pairs of cranial nerves. All but one pair of them go from the brain to the head and neck. The other pair go to the chest and abdomen. Cranial nerves carry sensation from the face, head, and neck to the brain. They also carry information to and from the organs to the brain. They control the muscles in the...