ATLANTA -- Horseback riding causes the highest proportion of traumatic brain injuries among sports-related recreational, activities, according to the CDC. For brain injuries, ice skating is next.

BIRMINGHAM, Ala. -- Enzyme replacement therapy plus two classes of renin inhibitors stabilized kidney function in patients with severe Fabry's nephropathy, researchers reported.

OXFORD, England -- The cardiovascular risk of rofecoxib (Vioxx), the now-withdrawn Cox-2 inhibitor, increased from the start of treatment rather than after an 18-month delay, found researchers here.

ANN ARBOR, Mich. -- Partial thrombosis of the false lumen created after a dissection in the descending aorta is a strong predictor of death after hospital discharge, researchers found.

PORTLAND, Ore. -- Researchers here believe they've successfully tied a recent decline in breast cancer incidence to the rapid drop in use of hormone replacement therapy after 2002.

ATLANTA -- Americans are having trouble sifting fact from fiction on the causes of cancer, according to a survey released today.

BETHESDA, Md. -- Binge-drinking men consume inadequate amounts of essential fatty acids, possibly contributing to the adverse health consequences of too much alcohol, investigators here have concluded.

INDIANAPOLIS -- When metastatic testicular cancer progresses despite initial chemotherapy, including a cisplatin-based combination, a high-dose salvage regimen with stem-cell rescue can lead to relapse-free complete responses.

ROCKVILLE, Md. - An FDA advisory panel has recommended that the agency approve raloxifene (Evista) for prevention of breast cancer in high-risk postmenopausal women.

SYDNEY -- A screening test can identify patients at risk of suffering a dangerous hypersensitivity reaction to abacavir (Ziagen), a mainstay in the treatment of HIV.

BOSTON -- Obesity tends to spread widely through a person's social and family ties, even as far as a friend's friend's friend, researchers found.

NEW YORK -- For clinically localized prostate cancer, the experience of the surgeon doing a radical prostatectomy may play a major role in avoiding a biochemical relapse, according to investigators here.

LOS ANGELES -- Exposure to the sun may be a risk factor for skin cancer, but it seems to have a protective effect against multiple sclerosis, according to a twin study.

BOSTON -- Only a minority of older breast cancer survivors undergoes recommended yearly surveillance mammography, but for those who do, the risk of dying from the disease is cut by almost a third, researchers found.

ROCHESTER, Minn. -- The old guard in medical education who predicted that shortened work hours for residents would lead to shoddy training of young physicians are claiming vindication.

BOSTON -- Hip protectors designed to lessen the impact of falls for older adults do not appear to reduce the incidence of hip fractures, researchers here found.

WHITE RIVER JUNCTION, Vt. -- Pulmonary artery catheterization decreased by 65% for all medical admissions in the U.S., from 1993 to 2004, researchers here reported.

BOSTON -- Intense lipid-lowering may raise the threat of cancer as it reduces the risk of cardiovascular disease, according to results of a large meta-analysis.

STANFORD, Calif. -- Group therapy has no impact on survival in metastatic breast cancer, according to a randomized trial here that contradicted earlier findings of a significant advantage.

ROCKVILLE, Md. -- Based on botulism toxin tests at an Augusta, Ga., food processing plant, the FDA has expanded its warning about chili dog sauce to include 10 canned sauces and four pet food products.