Vitamin D won’t guard against colds in people with asthma – Medical Xpress

Vitamin D won't guard against colds in people with asthma
Medical Xpress
The findings surprised the researchers because they had previously shown that asthma flare-ups fell 40 percent in patients who took vitamin D supplements to increase low levels of the vitamin. Colds often cause asthma flare-ups, and the study authors …

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