Science

Kidney Donors Don't Shorten Their Lives by Giving Up Organ, Research Shows People who donate a kidney in the U.S. don’t die any faster than nondonors long term, according to a large study that looked at donors over 15 years.

Genital Herpes Virus Infects One in Six Americans, Study by U.S. CDC Finds Genital herpes, a condition that produces painful sores and increases transmission of AIDS, has infected one in six Americans, according to a U.S. study that shows prevention efforts haven’t stopped outbreaks.

D-Pharm Chief Says Experimental Stroke Drug May Reach Market by Late 2013 D-Pharm Ltd.’s most advanced experimental medicine, the DP-b99 stroke treatment, may reach the market as early as the end of 2013 if results from a late- stage study match those of an earlier trial, Chief Executive Officer Alex Kozak said.

Pfizer Cholesterol Failures Cleared Path for Canadian Upstart Resverlogix Resverlogix Corp., without a marketed product, may accomplish what Pfizer Inc., the world’s biggest drugmaker, couldn’t: Creating a new medicine that fights heart disease by raising so-called good cholesterol.

Miracle Cancer Drug Adds $48,720 to Cost of Delaying Life's End by a Year George Demetri had witnessed countless near-death experiences in his career as a cancer doctor. This time, the life of a drug was on the line.

Nobel Winner Who Discovered HIV Slams Singapore, Says Cases Under-Reported Singapore’s insistence on charging for HIV tests and treatment is hindering progress on controlling the spread of the virus in the city-state, said Francoise Barre- Sinoussi, winner of the 2008 Nobel Prize in Medicine for her co- discovery of the virus that causes AIDS.

Alzheimer's Theory on Brain Material May Shift by Benefit Found in Study Beta amyloid that builds up in the brains of patients with Alzheimer’s disease may go along with beneficial antimicrobial activity, researchers said.

Four Cups of Coffee Cut Hospital Stays for Irregular Heartbeat, Study Says While a shot of espresso may give people the sensation their hearts are racing, drinking more coffee reduced the likelihood that patients would be hospitalized for irregular heartbeats, researchers found.

Aspirin Doesn't Prevent Heart Attacks in Those With No Symptoms Aspirin doesn’t prevent heart attacks or strokes in people who have a high risk of heart disease yet show no symptoms, a study in Scotland found.

Children's Snacks May Account for More Than a Quarter of Daily Calories Children snack almost three times a day in the U.S. and get about 27 percent of their daily calories from salty, fatty and sugary treats, a study found.