Chronic Asthma

London smog may be tough on Olympians

(HealthDay) -- Air pollution may aggravate breathing problems among athletes with asthma or a related condition known as exercise-induced bronchoconstriction at the 2012 Summer Olympics in London, an allergists' ...

Jul 26, 2012
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A closer look at the placebo effect

Placebos are "dummy pills" often used in research trials to test new drug therapies and the "placebo effect" is the benefit patients receive from a treatment that has no active ingredients. Many claim that the placebo effect ...

Jul 13, 2011
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Gut bacteria are protected by host during illness

To protect their gut microbes during illness, sick mice produce specialized sugars in the gut that feed their microbiota and maintain a healthy microbial balance. This protective mechanism also appears to help resist or tolerate ...