Science

Swine Flu Cases in Europe Show Mutation, Resistance to Tamiflu Treatment Swine flu infections in which the virus mutated to a form that’s more severe or less sensitive to drug treatment are being investigated by European and U.S. public health officials.

Harvard Finds Kidney Stones, Asthma, Malaria Among Climate-Change Risks Kidney stones, malaria, Lyme disease, depression and respiratory illness all may increase with global warming, researchers at Harvard Medical School said.

Breast Exam Guidelines Test Cost-Cutting Push in Obama Health Overhaul A medical debate over breast-cancer screening that has turned political may set the tone for a battle over President Barack Obama’s health-care overhaul that will resonate for years.

Screening for Cervical Cancer Should Start at 21, Not Earlier, Doctors Say Women should begin cervical cancer screenings at age 21 rather than an earlier age, and most women younger than 30 can get the exam every two years instead of annually, a physicians’ group said.

Mad Cow Protein Link Discovered by U.K. Scientists May Lead to Treatment U.K. researchers linked a protein to the development of mad-cow disease and found a way to reduce it, a discovery that may lead to a treatment for the illness and its human form, according to a report today in PLoS Pathogens.

Shionogi's Sex-Extending Spray May Help Premature Ejaculators, Study Finds A spray-on treatment for premature ejaculation may help sufferers prolong sexual intercourse by as much as five times, doctors found.

Flu Shot Made From Caterpillars Fails to Prove Safety, FDA Advisers Find Protein Sciences Corp. failed to prove its experimental flu vaccine is safe enough to be approved and more study is needed, a U.S. advisory panel said.

Salud! The More Spanish Men Drink, the Lower Their Heart Risk, Study Says Alcohol, blamed for social ills ranging from liver disease to disorderly behavior, turns out to also lower the risk of heart illness in men. And the more they drink, the lower their risk, a study in Spain found.

Swine Flu May Overload Pediatric Intensive Care Units in U.K., Report Says Swine flu may create a shortage of intensive-care unit beds for U.K. children, leaving medical professionals struggling to cope in the pandemic, according to a report in today’s Archives of Disease in Childhood.

Vivus Erection Drug Avanafil Helps Men in 30 Minutes, Company Study Says Vivus Inc., an unprofitable biotechnology company, said its experimental impotence drug helped men in a study achieve erections in 30 minutes.