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BRISBANE, Australia -- Obesity even without reflux disease is associated with six times the risk of developing esophageal adenocarcinoma compared with those of normal weight, researchers here found.

ATLANTA -- On the eve of World Arthritis Day 2007, the CDC has released a snapshot, taken in 2003, of the burden of arthritis in the working world.

WASHINGTON -- Makers of 14 over-the-counter cough and cold medicines labeled for use in children younger than two said today they are voluntarily pulling their products from store shelves.

BERKELEY, Calif. -- Within days of the Sept. 11, 2001 attacks on the World Trade Center, the number of low-birth-weight babies born in New York City rose significantly, found researchers here.

LEIDEN, The Netherlands -- Young women with estrogen receptor-positive breast cancer may not get as much benefit from chemotherapy as those with estrogen receptor-negative disease, researchers said.

BOSTON -- When androgen deprivation for localized prostate cancer is combined with a radical prostatectomy, the risk of a cardiovascular death appears to more than double, researchers here said.

ANN ARBOR, Mich. -- The addition of paclitaxel (Taxol) to adjuvant chemotherapy may hold little benefit for women with the most common type of lymph node positive breast cancer, researchers found.

NOTTINGHAM, England -- A blood test for tumor antibodies may allow earlier detection of lung cancer, even for node-negative patients, researchers here said.

DUNDEE, Scotland -- Lower-cost running shoes provide as good or better protection for the foot as high-priced shoes, according to investigators here.

ROCHESTER, Minn. -- Close relatives of patients with Parkinson's disease have a significantly increased risk for dementia or cognitive decline compared with the general population, found investigators here.

GENEVA, Switzerland -- Surgery offered the best chance of 10-year survival in localized prostate cancer particularly for those younger than 70 and those with poorly differentiated tumors, according to an observational study.

MELBOURNE, Australia -- A diet rich in antioxidant vitamins and minerals did nothing to prevent age-related macular degeneration. Certain supplements were no help, either, according to a large review and meta-analysis.

BOURNEMOUTH, England-A campaign to urge kids to stop drinking sugared carbonated beverages-an effort to have them lose weight or prevent obesity-didn’t seem to have much value in the long run, reported investigators here.

DURHAM, N.C. -- The oxygen-transporting efficacy of stored blood begins to decay almost immediately but adding nitric oxide may keep it fresh, two groups of researchers here said.

GRONINGEN, Netherlands -- Smoking has been overrated as an important factor in spurring multiple sclerosis progression and disability, researchers here said.

STOCKHOLM, Sweden -- Three researchers, including two U.S. scientists, who were pioneers in gene targeting, will share the 2007 Nobel Prize in medicine.

SAN DIEGO -- Pediatric infectious disease specialists have no consensus about the optimal approach to treatment of methicillin-resistant Staphylococcus aureus infections in children, a nationwide survey indicated.

DURHAM, N.C. -- Cancer patients are not waiting longer for chemotherapy, nor are they traveling greater distances to receive treatment, despite predictions of access issues when Medicare reduced payment for infusion therapy.