By Kristen Aiken Apr 21, 2021, 05:45 AM EDT | Updated Apr 21, 2021 BRETT STEVENS VIA GETTY IMAGES Ah, spring. Pink puffs of blossoms decorate trees, daffodils stretch open their buttery frills to the sun and ― what’s that? Sorry, I was too busy sneezing to finish my thought. If your nose runs so much...