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  • Urinary Problems and Injuries, Age 11 and Younger

    Briefly discusses the urinary system in children. Covers possible causes of problems in young children. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

  • Urinary Problems and Injuries, Age 12 and Older

    Briefly discusses the urinary system in teens and adults. Covers possible causes of problems, infections, and changes with age. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

  • Chromium

    Discusses mineral our bodies use for normal body functions like digesting food. Looks at how chromium helps move blood sugar and is used to treat problems like diabetes. Covers safe levels of chromium and possible side effects of dietary supplements.

  • Capsaicin

    Covers capsaicin found in some hot peppers. Looks at its use as dietary supplement to improve digestion and fight infection, topical skin products to relieve headaches and joint pain, and skin patch for postherpetic neuralgia. Covers safety, side effects.

  • Types of Contact Lenses

    Several types of hard and soft contact lenses are available. Consult an eye doctor who is willing to work with you to select the best type of lens for your needs and lifestyle. Hard contact lenses Hard contact lenses correct refractive errors, including astigmatism, with no distortion. Most hard (rigid)...

  • Brain Natriuretic Peptide (BNP) Test

    Gives info on test for BNP hormone to tell how well the heart works. Tells how BNP checks for heart failure. Tells how to get ready for test. Includes what results mean. Also discusses things that affect test results, such as some health problems and medicines.

  • Coronary Calcium Scan

    Coronary calcium scans use a special X-ray test called computed tomography (CT) to check for the buildup of calcium in plaque on the walls of the arteries of the heart ( coronary arteries). This test is used to check for heart disease in an early stage and to determine how...

  • PRK and LASEK for Farsightedness

    Photorefractive keratectomy (PRK) and laser epithelial keratomileusis (LASEK) for farsightedness use a laser to reshape the cornea so that light is refocused on the retina. The laser reshapes the cornea accurately without damaging nearby tissues. No surgical cut is needed. Either procedure may be used to correct...

  • Laser In-Situ Keratomileusis (LASIK) for Farsightedness

    Laser in-situ keratomileusis (LASIK) is the preferred procedure for correcting farsightedness (hyperopia). It changes the shape of the eye. In LASIK, a thin flap is made on the cornea using a blade or laser. The flap is lifted, and a laser is applied to the central corneal tissue. The laser...

  • Types of Peptic Ulcers

    There are two different types of peptic ulcers. They are: Gastric ulcers, which form in the lining of the stomach. Duodenal ulcers, which form in the upper small intestine. Both types of peptic ulcers are most commonly caused either by infection with Helicobacter pylori ( H. pylori) bacteria or by...


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