6202 results found
Medical tests
… chance of getting a rare disease called rickets . Your body uses sunshine to make its own vitamin D. Vitamin D is found … occurs in the hip or wrist. Have gone through menopause and worry about osteoporosis. Have low levels of vitamin … doctor tells you to. How It Is Done A health professional uses a needle to take a blood sample, usually from the arm. …
Health topics
… after surgery. Why It Is Done Corneal ring implants are used to correct vision in adults with mild nearsightedness … for at least 1 year. Corneal ring implants can also be used to treat certain diseases of the cornea (such as … footnote 1 They have not been studied or approved for use in treating moderate or severe nearsightedness. There is …
Health topics
… a pit. Loose hair and skin debris trapped there can cause an infection or an abscess. It's also called a pilonidal cyst. What causes it? The exact cause isn't known. But it may start when skin above the …
Health topics
… influence your weight by their effect on: How calories are used (energy metabolism). Some people use calories efficiently—they need fewer calories to fuel … in "leftover" calories being stored as fat. Other people use calories less efficiently—they need more calories to …
Health topics
… by sitting in a comfortable chair with armrests. Use as many pillows as you need to support your arms and … supports the base of your baby's head, neck and shoulders. Use the other hand to support your breast with the fingers … your baby's body close to your breast. This position is useful when you and your baby are learning to breastfeed. …
Health topics
… swimming and gymnastics. (There's no body contact or use of a ball, bat, or racquet.) Blows to the eye Direct … or the bones of the eye socket. Blows to the eye often cause bruising around the eye (black eye) or cuts to the … to the head or face. Concern about an eye injury may cause you to miss other injuries that need care. Burns to the …
Health topics
… But fibroids aren't cancer. And they usually don't cause problems. You don't need to do anything about them unless they are causing problems. What causes them? Doctors aren't sure what causes fibroids. But the hormones estrogen and progesterone …
Health topics
… you can see to the roots that are in the jawbone. Damage caused by tooth decay is the most common reason for a tooth's … You may also get medicine to help you relax. The dentist uses a special tool to grasp the tooth and lift it out of … pulled, or if it doesn't come out in one piece, the dentist uses other tools to remove the rest of the tooth. After the …
Medical tests
… assay (ELISA). This test is usually the first one used to detect infection with HIV. If antibodies to HIV are … PCR testing isn't done as often as antibody testing, because it requires technical skill and expensive equipment. … tests are negative for the virus. The PCR test is very useful to find a very recent infection, find out if an HIV …
Health topics
… in their lives, and some people have them regularly. What causes it? The cause of canker sores is unknown, but they tend to run in … If you see your doctor or dentist about the pain caused by your canker sores, the doctor or dentist will do a …
