June 22, 2011 People taking high doses of statins were more likely to develop diabetes than those taking moderate doses of the drugs. The increase amounted to 2 additional cases of diabetes per 1,000 patients taking high doses of the medicines compared with those getting lower doses.
Got olive oil?
June 16, 2011 French researchers found an association between liberal use of olive oil and a lower risk of stroke for elderly people. The findings suggest consumption of the oil could have a health benefit, but the claim needs to be proved in more rigorous study, other researchers say.
June 13, 2011 Doctors have been puzzled about why 40 percent of people who receive pacemakers to treat heart failure don't improve. A new analysis concludes that a patient's heart must beat out of sync quite a bit to make the devices worthwhile.
The FDA says the highest approved dose of simvastatin, the generic name for the cholesterol-lowering drug Zocor, has been linked to increased risk of muscle injury.
June 8, 2011 The agency says the highest approved dose of simvastatin has been linked to an increased risk of muscle injury, a risk that is greatest during the first year of use. The FDA is telling doctors not to prescribe the 80 milligram dose to new patients.
May 26, 2011 A federal study testing prescription-strength niacin as an add-on to cholesterol-lowering statins to prevent heart disease was stopped early because the niacin did not work. There was also a slight increase in stroke risk for people taking the prescription-strength niacin.
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How much salt is too much?
May 4, 2011 A provocative European study suggests that moderate salt intake might be no problem and that diets very low in salt could be a recipe for trouble. But the Centers for Disease Control and Prevention is sticking to its low-salt guns.
Even though heart attack rates are dropping, some victims are not yet getting the best care.
April 26, 2011 Getting the best heart attack care is still something of a crap shoot –- in the United States as well as Sweden, where a new study shows deaths from heart attacks dropping after best practices were implemented.
April 26, 2011 It's hard to exercise when you have heart failure; shortness of breath and lack of energy are common. Tai chi, the ancient Chinese exercise, seems tailor made for people with this chronic condition. New research shows boosts mood, and improves quality of life.
February 9, 2011 Medtronic makes the gizmo, called the Revo MRI SureScan Pacing System. In a clinical test that included nearly 500 patients, none had any MRI-related complications.
February 8, 2011 Some cardiologists are pushing for an alternative approach to snaking catheters into the arteries feeding the heart. Going through an artery in the wrist, instead of the groin, poses a lower risk of bleeding, they say.
A traveler passes an automated external defibrillator at O'Hare International Airport in Chicago.
Tim Boyle/Getty Images
January 27, 2011 A national study of 13,000 cardiac arrests that occurred outside a hospital finds the chances of survival are much higher among people whose cardiac arrests happenin public versus than for those whose hearts stopped at home or in a nursing home.
January 18, 2011 Israeli scientists have used stem cells to grow heart cells from patients with a rare heart disease called long QT syndrome. They also tested a variety of drugs on the cells, which they hope will help them develop new treatments for the syndrome.
Antonio Garcia re-stocks the beverages at The Corner Market in Washington, D.C., in 2010. Study author Jean Welsh says that sweetened beverages tend to be the biggest source of added sugar.
January 12, 2011 Teens should cut down on sugar as a favor to their heart, a new study suggests. There's lots of room for improvement because the average teen consumes more than 28 teaspoons of added sugar a day.
January 4, 2011 Some 23 percent of implanted cardioverter defibrillators don't meet guidelines, researchers found. Some patients who received implants were recovering from a heart attack or heart bypass surgery.
Eat well and stay fit to keep a stroke at bay.
Willie B. Thomas/iStockphoto.com
December 3, 2010 Shed those extra pounds if you're overweight, exercise regularly, and eat more fruits and vegetables, say stroke-prevention guidelines. Oh, and don't smoke, please. Drinking a little wouldn't hurt you, though.
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