Health News Now:

• Doctor accuses Heart Association, Cardiology College, of letting industry influence policy
• Gene testing helps set right dose for blood-thinner warfarin, prevents hospitalizations
• Arteries, cholesterol improve soon after smokers quit, even if they gain weight, study finds
• HEALTHBEAT: Hospices slow to help patients decide when to switch off heart-shocking implants
• Mini clothespin gives safer way to fix leaky valves without open-heart surgery, study finds
• Intense treatment fails to prevent heart attacks in diabetics; lifestyle is key, doctors say
• Ticker toll: Heart attacks may have risen when the stock market was falling, study suggests
• Special court rejects claims that vaccines with mercury preservative caused autism
• Study: Women who took the birth control pill starting in the late 1960s lived longer
• Studies: People with variable blood pressure could be at risk of a stroke
• Experts say Americans getting too many medical tests, maybe even President Obama