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Catching a Cold When It's Warm
What’s the Deal with Summertime Sniffles?
Most everyone looks forward to summer—time to get away, get outside and have some fun. So what could be more unfair than catching a cold when it’s warm? How can cold symptoms arise when it’s not cold and flu season? Is there any way to dodge the summertime sniffles?
Cold symptoms can be caused by more than 200 different viruses. Each can bring the sneezing, scratchy throat and runny nose that can be the first signs of a cold. The colds we catch in winter are usually triggered by the most common viral infections in humans, a group of germs called rhinoviruses. Rhinoviruses and a few other cold-causing viruses seem to survive best in cooler weather. Their numbers surge in September and begin to dwindle in May.
During summer months, the viral landscape begins to shift. “Generally speaking, summer and winter colds are caused by different viruses,” says Dr. Michael Pichichero, a pediatrician and infectious disease researcher at the Rochester General Hospital Research Institute in New York. “When you talk about summer colds, you’re probably talking about a non-polio enterovirus infection.”Click here to read more...
from: National Institute of Health. (2012) Catching a Cold When It’s Warm: What’s the Deal with Summertime Sniffles? NIH News in Health. http://newsinhealth.nih.gov/issue/jun2012/feature2