According to the U.S. Department of Agriculture (USDA) thirty-eight more cattle from the Texas ranch where a beef cow recently confirmed to have mad cow disease, have been tested.

The results were all negative, for the presence of mad cow disease, and acording to the USDA, no further testing on those animals is planned

Scientists have devised a way of testing for the bone disease osteoporosis simply by scanning a patient's fingernail, according to BBC News.

The team, including University of Limerick experts, say low levels in the fingernail indicate low levels in bone

New research gives the first substantial evidence that a type of fat in the bloodstream may provoke clogged blood vessels, and subsequent heart attacks.

If the findings pan out, patients may someday be able to undergo tests to detect the fat and determine if they're in danger of suffering a heart attack

New research gives the first substantial evidence that a type of fat in the bloodstream may provoke clogged blood vessels, and subsequent heart attacks.

If the findings pan out, patients may someday be able to undergo tests to detect the fat and determine if they're in danger of suffering a heart attack

According to a study reported in the Wall Street Journal, male circumcision reduces the risk that men will contract HIV through intercourse with infected women by about 70 percent.

The study was conducted on over 3,000 HIV-negative South African men, ages 18 to 24. Half of them were selected to be circumcised, while the other half remained uncircumcised