MIAMI, Oct. 20 (UPI) -- They may not discuss it with their physicians but a survey indicates U.S. seniors are still seeking sex into their sixties and seventies.

HARTFORD, Conn., Oct. 5 (UPI) -- A review in the New England Journal of Medicine argues there is no scientific evidence that Lyme disease is chronic.

BOSTON, July 12 (UPI) -- Breast cancer patients genetically predisposed to have the disease have the same chance of survival as other patients, a new study said.

BOSTON, June 28 (UPI) -- U.S. surgeons-in-training make a lot of mistakes -- including suffering a high rate of needlestick injuries.

WASHINGTON, June 6 (UPI) -- The maker of Avandia said ahead of a congressional hearing about the diabetes drug's safety that it doesn't raise the risk of heart disease.

NEW ORLEANS, March 27 (UPI) -- A U.S. study finds that arterial stents appear to provide little long-term benefit to many heart disease patients.

MILWAUKEE, March 8 (UPI) -- A U.S. study suggests the antibiotic vancomycin might trigger dangerously low platelet counts in patients being treated for staphylococci infections.

RICHMOND, Va., Dec. 29 (UPI) -- Medical professionals working as a team can reduce rates of bloodstream infection dramatically, two Virginia Commonwealth University physicians said.

CAPE TOWN, South Africa, Dec. 4 (UPI) -- A new large-scale study released Monday showed GlaxoSmithKline's Avandia worked better for long-term blood sugar control than two other drugs.