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Why pollen makes you sneeze

If you're allergic to pollen, your immune system mistakes it for a threat and releases histamine. That makes you sneeze in an effort to flush the grains out.
Why pollen makes you sneeze
News

Why pollen makes you sneeze

Each year, 26 million Americans experience allergies, sometimes nicknamed hay fever. When trees, weeds, and grasses want to mate, they release thousands of pollen grains into the air – which can end up entering your lungs, eyes, and nose. Special antibodies attach to the grains and summon immune cells to […]
Why pollen makes you sneeze