
REYKJAVIK, Iceland -- A major symptom of restless legs syndrome has been associated with a genetic variation on chromosome six, two research groups reported.

REYKJAVIK, Iceland -- A major symptom of restless legs syndrome has been associated with a genetic variation on chromosome six, two research groups reported.

LEICESTER, England, July 18 -- An increased risk of coronary artery disease has been linked -- for the third time in as many months -- to a region on chromosome nine.

NEW YORK -- The radiation dose from computed tomography (CT) coronary angiography carries a "nonnegligible" cancer risk that varies widely with age, gender, and scan protocol, researchers said.

ROCKVILLE, Md. -- The FDA has approved a stainless steel artificial cervical disc for treatment of cervical degenerative disc disease.

SAN DIEGO -- A diet heavy on fruit and vegetables may not help breast cancer survivors reduce their risk of recurrence or death, researchers found.

VIENNA, Austria -- Tonsillectomies only rarely affect taste perception, according to investigators who tested patients' sense of taste both before and after the surgery.

ROCKVILLE, Md. -- The FDA has approved GeneSearch BLN assay, a rapid molecular-based assay for detecting node-positive breast cancer.

BALTIMORE -- Temporalis tendon transfer offers a safe, effective, and simple reconstructive procedure when reinnervation of facial muscles is not an option, Johns Hopkins surgeons said.

SAN ANTONIO -- Regular physical activity during midlife is linked to a reduced risk of brain infarcts years later, particularly in men, a study shows.

CALGARY, Alberta -- For refractory lateral epicondylitis, arthroscopic release surgery has been shown in 130-month results of a 30-patient study to get a majority of tennis players back on the court.

DUBLIN -- For esophageal-cancer patients, a node-negative status after neoadjuvant chemoradiation is the best predictor of the outcome of surgery, researchers here found.

SAN ANTONIO -- The fewer teeth someone has in middle age, the greater the risk seems to be for dementia later in life, data from an ongoing study of women's health suggest.

WORCESTER, Mass. -- More than 12 million hospitalized patients, 31% of U.S. hospital discharges in 2003, were at risk of venous thromboembolism, researchers reported.

SAN ANTONIO -- Mild impairment of the executive function domain of cognition may represent an early marker of an increased stroke risk, according to data from the Framingham Study.

WASHINGTON -- The lifespan for patients with scleroderma has increased significantly since the 1970s, in large measure because of a decline in deaths from renal disease.

NIJMEGIN, The Netherlands -- In advanced colorectal cancer, combination chemotherapy did not significantly improve overall survival over the sequential use of the same drugs, according to two randomized trials.

BRUSSELS, Belgium -- Drug prescribing for elderly patients is missing even a semblance of evidence-based guidance, constituting a worldwide public-health problem, said international researchers.

ROCKVILLE, Md. -- The FDA has approved a bifocal LASIK approach in which one eye will be treated for myopia and the other presbyopia.

BOULDER, Colo. -- With practice, people can learn to suppress emotional memories, researchers here found.

CALGARY, Alberta -- An elastic neoprene sleeve may be just as good as a hard knee brace for most patients returning to sports after anterior cruciate ligament (ACL) surgery, researchers found.