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Global H1N1 death toll may be 15 times higher than previously reported
An Algerian doctor prepares a vaccine dose against the H1N1 flu in 2009 in a hospital in Algiers.
June 25th, 2012
07:09 PM ET

Global H1N1 death toll may be 15 times higher than previously reported

The actual number of deaths from the 2009 H1N1 pandemic might have been more than 15 times higher than previously thought, according to a study released on Monday.

When the new H1N1 virus, often referred to as swine flu, spread around the world three years ago, 18,500 deaths were reported to the World Health Organization in the first 16 months of the pandemic.  Based on this new study, published online in The Lancet Infectious Diseases, researchers estimate 284,400 people actually died in the first year the virus was circulating around the world.

According to a model developed by the study authors, the actual number of deaths linked to the H1N1 flu virus could range anywhere from 151,700 to 575,400.   Lead study author Dr. Fatimah Dawood says she and her colleagues used three types of data to come up with their estimates:

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Vitamin D deficiency may cause weight gain
June 25th, 2012
10:00 AM ET

Vitamin D deficiency may cause weight gain

Older women who don't get enough vitamin D may be slightly heavier than those who do.

A Kaiser Permanente study, published online in the recent issue of the Journal of Women's Health, looked at more than 4,600 women aged 65 and older for a four and one-half year period. Researchers found women with low levels of vitamin D in their blood gained about two pounds more than those with adequate levels of the vitamin.

So what’s the big deal, you ask?
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About this blog

Get a behind-the-scenes look at the latest stories from CNN Chief Medical Correspondent, Dr. Sanjay Gupta, Senior Medical Correspondent Elizabeth Cohen and the CNN Medical Unit producers. They'll share news and views on health and medical trends - info that will help you take better care of yourself and the people you love.

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