Eric Jacobs and colleagues followed 48,500 men and 56,343 women aged 50 and over for six years. Waists above 47 inches in men and 42 inches in women carried roughly twice the risk of death, and the raised risk showed up in every body mass index category.
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Healthcare
Heart procedures put patients at risk of radiation exposure
Reviewing claims from nearly a million patients aged 18 to 64, a Journal of the American College of Cardiology study found one in 10 had a radiation-based heart procedure over three years. More than 3,000 exceeded 20 millisieverts a year, the limit set for radiation workers.
Nutrition
Drinking coffee okay for heart patients? Get second opinions!
Drinking four or more cups of coffee a day was associated with an 18 percent lower risk of hospitalization for heart rhythm problems, and one to three cups with a 7 percent lower risk. Co-author Arthur Klatsky stresses the association does not prove cause and effect.
Lifestyle
Love Really Can Cure a Broken Heart
Researchers report in Basic Research in Cardiology that infusing oxytocin cut cell deaths in an injured heart and lowered inflammatory factors that can slow healing. Outside of labour, skin-to-skin contact is the main way people release the hormone.
Heart & Blood
Heart failure linked to gene variant affecting vitamin D activation
Among 617 patients from the Marshfield Clinic Personalized Medicine Project, those with high blood pressure who carried a variant in CYP27B1, a gene needed to activate vitamin D, were twice as likely to have congestive heart failure. Co-author Robert Simpson says larger studies must confirm it.
Disease
Heart attack kills nearly half million Americans each year
Former US Rep and Green Bay news anchor Jay Johnson died at 66 at his home near Washington, apparently of a heart attack. The article uses his death to review heart attacks, which strike about 1.1 million Americans a year and kill about 460,000, and lists the main risk factors.
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