How much less likely married women are to die from heart disease than unmarried women, even though they are equally likely to develop the disease, finds a March study in BMC Medicine. Spouses may make a difference because they can respond to symptoms, help partners seek treatment and provide emotional support, the authors speculate.

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How many intensive care patients report at least mild depression one year after being discharged, mostly due to physical rather than psychological symptoms, according to an April study online in The Lancet Respiratory Medicine.


How much more money was spent on e-cigarette advertising in 2012 than in 2011, according to an April study in the American Journal of Preventive Medicine that tracked American magazine, TV, Internet, newspaper and radio ads.