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How many different types of pollen are out there? There are a myriad of pollen types out there but only a fraction present a problem. Trees with showy flowers, like those that bear fruit, are ...

Spring means beautiful flowers, fragrant lilacs – and lots of tree pollen coating cars and setting off sneezing, wheezing and headaches. As an allergist and immunologist at the University of Colorado ...

A warm, windy Wednesday triggered an early-season surge in tree pollen across the Triangle. The culprit? The trees. Other WRAL Top Stories According to Wednesday morning’s pollen report, four types of ...

Imagine trying to tell identical twins apart just by looking at their fingerprints. That's how challenging it can be for scientists to distinguish the tiny powdery pollen grains produced by fir, ...

Spring can be a struggle for many people. It is estimated that over a quarter of adults in the US have seasonal allergies, which means more than 80 million people are affected. Their struggles are ...