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.
日本 最新ニュース, 日本 見出し
Similar News:他のニュース ソースから収集した、これに似たニュース記事を読むこともできます。
This man has eaten at 1,091 cheesesteak joints in five years' timeThis man has eaten at 1,091 cheesesteak establishments over the past five years — and counting. Here are his top picks.
続きを読む »
Philly Theatre Week leaps onto the stageThe amazing Jenna Keurzi steps onto the stage portraying Johnny Depp as Jack Sparrow in her newest play to kick off Philly Theatre Week.
続きを読む »
Philly Theatre Week leaps onto the stageThe amazing Jenna Keurzi steps onto the stage portraying Johnny Depp as Jack Sparrow in her newest play to kick off Philly Theatre Week.
続きを読む »
Philly rent control: City Council debates, business owners angeredAbsent a progressive sweep of the mayoral and City Council elections, rent regulation faces a difficult path in Philadelphia. jblumgart unpacks the debate over rent control.
続きを読む »
Philly Theatre Week leaps onto the stageThe amazing Jenna Keurzi steps onto the stage portraying Johnny Depp as Jack Sparrow in her newest play to kick off Philly Theatre Week.
続きを読む »
Philly Theatre Week leaps onto the stageThe amazing Jenna Keurzi steps onto the stage portraying Johnny Depp as Jack Sparrow in her newest play to kick off Philly Theatre Week.
続きを読む »