A review in the current issue of The Lancet Infectious Diseases has caused quite a hubbub and generated much media coverage, including this Seattle Times article. The review states that the evidence that the flu vaccine saves lives in older people is quite flimsy and that the ass...
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Shocking News: Diabetics Should Exercise
This week's Annals of Internal Medicine has a very well designed study that examined the effect of exercise on patients with diabetes. Previously sedentary diabetics were randomized to four groups: one group was enrolled in an aerobic exercise program, a second group was enrolled in a resistance training program, a third group was enrolled in a program with both aerobic exercise and resistance training, and...
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Ignore Epidemiology, Maybe It’ll Go Away
My regular readers (both of them) have noticed that I spend almost as much time writing about new studies you should ignore as about new studies you should pay attention to. That's because the media is driven by hype, not by sober science, and there's no incentive for an editor to get rid of a story just because the study is misleading or meaningless. (I'm not complaining. That's a consequence of having a free press, and it's muc...
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Some Food Additives Increase Hyperactivity in Children
Food additives are ubiquitous in packaged foods, and they have been blamed for many health problems despite the lack of evidence one way or another. It's easy to imagine patient groups or physicians noticing that their particular disease of interest is on the rise, whether asthma or breast cancer, and desperately searching for a cause. Food additives entered the market in the second half of the twentieth century, so they provide a prime suspect for diseases that have worsened during that time....
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