The snowless winter evidently is having some effect on the tree pollens this season. But what's behind the spike in allergy sufferers?
He wrote that he had suffered seasonal symptoms for 20 years and was frustrated by the “scanty literature” on the subject. Then one day he happened to be traveling on a road when a passing carriage kicked up dust in his face, setting off a sneezing fit.
Blackley went on to inhale pollen deliberately and rub it in his eyes and developed what is now a widely popular skin test for susceptibility. Pollution might make pollen more dangerous by breaking down cell walls and allowing it to invade respiratory systems more deeply, according to other research. Getting a handle on intensity is more problematic, she said. The amount of pollen in the air at any given time is going to be about flight conditions, and that’s the province of the chaotic atmosphere. Pollen grains fly freely when it’s warm, dry, and breezy. That was the case Tuesday, when the humidity was in the desertlike teens.
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