Health Week in Review
A Better Way to Sit, Heart-Healthy Red Wines -- And More Top Stories
Dec. 1, 2006 -- Why sitting up straight may be bad for your back; whatscientists are doing to unlock the mystery of "chemo brain"; and howviolent video games may affect the brain -- all made news this week. From theAIDS epidemic to breast cancer prevention, get a snapshot of the week thatwas.
SitBack, It's Better for Your Back
Sitting in a reclined position at work may be better for your back than sittingup straight, researchers report. Learn why it may lessen back pain.Readmore.
OldWorld Red Wines May Be Healthier
Tannin -- the same ingredient that helps red wines become better with age --may help people live longer by protecting against heart disease. Which winescontain more of this heart-healthy compound? Readmore.
Study:Quit Smoking, Not Cut Back
If you're a heavy smoker, cutting back on cigarettes may not be drastic enoughto boost your health. Instead, you may need to quit smoking completely. Readmore.
Abortion Drug RU-486 vs. Breast Cancer
The abortion drug RU-486 prevents breast cancer in mice carrying a dangerous"cancer gene" mutation, new studies show. What does this mean for humancancer prevention? Read more.
Unlocking the Cause of 'Chemo Brain'
The drugs used in cancer treatment appear to be as harmful to healthy braintissue as to the cancer itself, new studies show. Read more.
AIDSMay Become No. 3 Cause of Death
By 2030, AIDS may be the world's third leading cause of death, but tobacco maybe the bigger killer, experts say. Also, see who is predicted to have thelongest lifespan. Read more.
WhoWill Care for New U.S. AIDS Cases?
Plans to find the 250,000 Americans who don't know they have HIV will bump upagainst a shortage of funds and care workers to treat them, AIDS experts say.Find out who is most at risk. Read more.
HIVDrug Holidays Don't Work
Planned interruptions in HIV treatment increase the risk of death and do notreduce side effects, a new study shows. Readmore.
Yo-YoDieting Ups Men's Gallstone Risk
Men who repeatedly lose, then regain, 20 or more pounds through dieting are upto 76% more likely to develop gallstones later in life than men who maintain aconstant weight. Read more.
Violent Video Games May Rev Teen Brain
Playing violent video games may briefly raise teens' emotional arousal andlower self-control, researchers say. Readmore.