Nearly all teenagers get acne at some point, usually after puberty switches their oil glands into high gear.
August 31, 2011 Researchers say that little is known about how well products to treat acne compare against each other. That means that dermatologists could be prescribing the wrong treatments to some patients.
August 30, 2011 As more doctors turn to an aggressive treatment for certain forms of cancer, Dr. Barron Lerner warns that when it comes to treating cancer, more isn't always better. When other treatments fail, Lerner says, patients and doctors often feel pressure to act, even if the risks outweigh the benefits.
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August 30, 2011 Only people with lung cancer that tests positive for a particular genetic variation are candidates for treatment with Pfizer's twice-a-day cancer pill called Xalkori. Most of those who qualified in clinical tests saw dramatic shrinkage of their tumors.
August 25, 2011 The FDA says doctors should not treat patients with doses of the antidepressant Celexa in excess of 40 milligrams a day. Doses higher than that raise the risk for abnormal heart rhythms.
Pharmacist Kristy Hennessee administers a vaccination against whooping cough at a Walgreen's pharmacy in Pasadena, Calif. last year.
Robyn Beck/AFP/Getty Images
August 25, 2011 Autism isn't linked to childhood vaccines, according to a new review from the Institute of Medicine, but vaccines aren't free of risks. The committee found that most serious health problems were linked to two live vaccines, the ones for measles-mumps-rubella and chickenpox. Other vaccines causes allergic reactions in some people.
August 24, 2011 The latest Medicare data show that doctors frequently order MRI scans for patients with back pain before trying recommended treatments such as physical therapy.
August 24, 2011 Search giant Google has agreed to settle a federal probe into ads it ran for online Canadian pharmacies by forfeiting $500 million. The settlement assures the company will not face criminal charges.
Got high cholesterol? Soybeans might help.
August 23, 2011 A Journal of the American Medical Association study published today found that people with high cholesterol who followed diets rich in soy, nuts, and plant sterols reduced their bad cholesterol levels significantly.
August 23, 2011 In just five years hospitals and doctors across the country have made remarkable progress in speeding up treatment. The median time for patients to get a potentially life-saving treatment dropped to 64 minutes in 2010 from 96 minutes in 2005.
August 22, 2011 Ninety-seven percent of OB-GYNs see patients wanting an abortion, but only 14 percent of the doctors perform them, a nationwide survey of finds. Religious affiliation is one factor that has a bearing on whether a doctor will or won't provide abortions.
Drug firms fear that being "liked" on Facebook could get them in trouble with the FDA.
August 22, 2011 Drug companies are taking down Facebook pages that refer to prescription drugs, fearing the ire of the FDA. But patients may lose out if they can't ask companies about how to use their products.
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Howard Snitzer's heart stopped beating for 96 minutes last January. First responders didn't give up on him, thanks in part to capnography, a technology that let them know Snitzer still had a chance of coming back.
August 22, 2011 Last winter, a Minnesota man's heart stopped beating for an amazing 96 minutes. Emergency room doctors thought he was dead. But first responders who gave CPR on the scene decided not to give up, thanks to technology that allowed them to see their efforts were working.
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The scientists who sequenced the marijuana plant say they hope the next generation of pot will have stronger therapeutic compounds.
JUAN MABROMATA/AFP/Getty Images
August 19, 2011 A startup company has sequenced the genome of Cannabis sativa, the marijuana plant. The company hopes the data will help scientists breed plants without much THC, so they can study other compounds that may help fight pain or cancer.
Roche Genentech developed a new melanoma drug for people with advanced cases.
FABRICE COFFRINI/AFP/Getty Images
August 18, 2011 The drug was approved faster than many other drugs under review, and advocates of personalized medicine say this bodes well for other gene-based drugs in development.
A CT scan of a human lung.
August 17, 2011 Hospitals around the country have started offering deeply discounted CT scans for smokers. A recent study found such screenings could reduce the risk of dying from lung cancer in heavy, long-term smokers and ex-smokers. But the findings came with important caveats, and some experts worry the offers may encourage patients to get tests they don't need.
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