Warmer temperatures will cause an early, strong season with high tree pollen levels moving north from the South and Ohio ...

Americans are preparing for another challenging allergy season in 2026, as some regions are expected to experience particularly intense pollen levels, according to a new outlook from AccuWeather. Tree ...

As the U.S. inches closer to the start of spring and this year’s allergy season, forecasters are warning that pollen counts are expected to be higher than the historical average across 39 states. That ...

Did you know that a single ragweed plant can produce 1 billion grains of pollen in a season? Or that most pollen that causes allergy problems is so small that it is invisible to the human eye? From an ...