Plasma from people who have survived bird flu (avian influenza) may help treat bird flu patients, Chinese doctors report.

  Experts offer WebMD tips for investing in your marriage so you can worry less about your money.

  President Bush vetoed an expansion of government-funded health insurance for children Wednesday, setting up a congressional fight to try to override it.

  Virtual colonoscopy -- examining the colon via CT scan and special imaging software -- finds cancer as well as regular colonoscopy, a study shows.

  The Alzheimer's drug Aricept may not soothe agitation in patients with severe Alzheimer's disease, a British study shows.

  Giving flu shots to older adults is a highly effective way to prevent influenza and pneumonia-related hospitalizations and death in this highly vulnerable population, a new study shows.

  Watching smoking on screen makes young adults more likely to smoke themselves, researchers report in American Journal of Preventive Medicine.

  A new hot-chili-pepper-based anesthetic may offer better pain relief during childbirth, surgery, or other painful situations than conventional anesthetics.

  Scientists report making new blood vessels for kidney dialysis patients using the patients' own cells.

  Drug-coated stents may trump bare-metal stents in certain heart disease patients, a Canadian study shows.

  Many Pilates devotees say they've seen improvements in flexibility, posture and abdominal strength -- and decreases in back, neck, and joint pain.

  Experts say a variety of new techniques are increasing the accuracy of breast cancer diagnosis.

  New breast screening technologies are offering women more individualized care -- and a better chance at survival.

  When should you keep your sick child home from school?