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Wednesday, March 2, 2011 12:02 AM PST

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Today's Health News: Panel told no guarantee against unethical research Army's new fitness tests add taste of battlefield Gene therapy raises hope for a future AIDS cure Smoking, couch-potato lifestyles boost cancer risks Obesity May Boost Odds of Aggressive Breast Cancer in Older Women Study Finds Smoking Linked to Breast Cancer Risk Michelle Obama gets a Republican boost on obesity Cameras Catch Tiny Krill Having Deep-Water Sex Clinical Trials Update: March 1, 2011 Study Rates Success of Corneal Transplants in Kids Use of Virtual Colonoscopy on the Rise in U.S. Hospitals Pot Use in Youth Ups Risk of Psychotic Symptoms in Later Life Fish Oil Seems to Help Cancer Patients Preserve Muscle Libya: live report Rectal Gel Could Help Ward Off HIV: Study Scientists Spot Another Gene Behind Type 2 Diabetes Climate Change Extending Ragweed Season in Colder Climes: Study Panel told no guarantee against unethical research Tue, 1 Mar 2011 01:22 pm PST AP - Experts say that the kind of unethical medical studies that occurred half a century ago could still happen again despite more than 1,000 rules and regulations that should prevent such abuses. Full Story Top Army's new fitness tests add taste of battlefield Tue, 1 Mar 2011 05:54 pm PST AP - Sit-ups don't make a soldier, the Army has decided. So its 30-year-old fitness requirements are getting a battlefield-inspired makeover. Full Story Top Gene therapy raises hope for a future AIDS cure Mon, 28 Feb 2011 06:39 pm PST AP - In a bold new approach ultimately aimed at trying to cure AIDS, scientists used genetic engineering in six patients to develop blood cells that are resistant to HIV, the virus that causes the disease. Full Story Top Smoking, couch-potato lifestyles boost cancer risks Tue, 1 Mar 2011 04:26 pm PST AFP - Two studies released on Wednesday highlighted the risks and benefits of lifestyle choices in combatting cancer, showing the dangers of smoking for post-menopausal women and exercise's protective effect on the bowel. Full Story Top Obesity May Boost Odds of Aggressive Breast Cancer in Older Women Tue, 1 Mar 2011 04:08 pm PST HealthDay - TUESDAY, March 1 (HealthDay News) -- Obesity is known to boost the risk of estrogen-fueled breast cancer in women past menopause. Now, new research suggests a link between postmenopausal obesity and an especially aggressive type of breast cancer that doesn't depend on estrogen to grow. Full Story Top Study Finds Smoking Linked to Breast Cancer Risk Tue, 1 Mar 2011 04:08 pm PST HealthDay - TUESDAY, March 1 (HealthDay News) -- Both smoking and exposure to secondhand smoke appear to increase the risk for breast cancer among postmenopausal women, new research shows. Full Story Top Michelle Obama gets a Republican boost on obesity Sun, 27 Feb 2011 05:12 pm PST AFP - Two prominent Republicans came to the defense of First Lady Michelle Obama, breaking ranks with some of their party's top stars who have taken jabs at her campaign against obesity. Full Story Top Cameras Catch Tiny Krill Having Deep-Water Sex Tue, 1 Mar 2011 04:15 pm PST LiveScience.com - The sex lives of the ocean-dwelling crustaceans known as krill have been largely a mystery. Now deep-water cameras have revealed how, and where, these tiny animals do it.  Full Story Top Clinical Trials Update: March 1, 2011 Tue, 1 Mar 2011 04:08 pm PST HealthDay - (HealthDay News) -- Here are the latest clinical trials, courtesy of ClinicalConnection.com: Full Story Top Study Rates Success of Corneal Transplants in Kids Tue, 1 Mar 2011 04:08 pm PST HealthDay - TUESDAY, March 1 (HealthDay News) -- Most youths who are given a corneal transplant register improvements in vision that should positively affect their everyday life, though the individual benefits may vary, according to Australian researchers. Full Story Top Use of Virtual Colonoscopy on the Rise in U.S. Hospitals Tue, 1 Mar 2011 04:08 pm PST HealthDay - TUESDAY, March 1 (HealthDay News) -- The use of virtual colonoscopies at U.S. hospitals is on the increase even though the procedure is not covered by Medicare, a new study finds. Full Story Top Pot Use in Youth Ups Risk of Psychotic Symptoms in Later Life Tue, 1 Mar 2011 04:08 pm PST HealthDay - TUESDAY, March 1 (HealthDay News) -- Smoking marijuana as a teenager or young adult raises your risk of having psychotic symptoms later in life, a new Dutch study shows. Full Story Top Fish Oil Seems to Help Cancer Patients Preserve Muscle Mon, 28 Feb 2011 08:47 pm PST HealthDay - MONDAY, Feb. 28 (HealthDay News) -- Cancer patients undergoing chemotherapy may be able to avoid the accompanying muscle loss and malnutrition by taking fish oil supplements that contain omega-3 fatty acids, new research suggests. Full Story Top Libya: live report Tue, 1 Mar 2011 02:16 pm PST AFP - 2211 GMT: An Italian cabinet meeting that authorized aid to Libyan refugees in Tunisia centered on the "moral and humanitarian duty" to help the "tens of thousands of desperate people ... including many young children," a government source in Rome tells AFP. "Helping them at the scene is also the best way to seriously address the risk of an immense wave of immigration" from north Africa, the source says. Full Story Top Rectal Gel Could Help Ward Off HIV: Study Mon, 28 Feb 2011 08:47 pm PST HealthDay - MONDAY, Feb. 28 (HealthDay News) -- Preliminary research suggests that an HIV-fighting gel has the potential to become another weapon in the fight against AIDS when applied to the rectum before anal intercourse. Full Story Top Scientists Spot Another Gene Behind Type 2 Diabetes Tue, 1 Mar 2011 04:08 pm PST HealthDay - TUESDAY, March 1 (HealthDay News) -- Scientists have identified a gene variant present in some people of white European descent who have type 2 diabetes. Full Story Top Climate Change Extending Ragweed Season in Colder Climes: Study Mon, 21 Feb 2011 08:47 pm PST HealthDay - MONDAY, Feb. 21 (HealthDay News) -- People with ragweed allergies who live in northern climates aren't imaging that their misery is lasting longer and longer each year. Full Story Top

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