From tree pollen in early spring to grass and ragweed later in the season, knowing when allergens peak - and the best times to avoid them - can help you breathe easier and keep symptoms at bay.

Thursday marks the start of astronomical spring. That means the calendar says spring began with the vernal equinox at 5:01 a.m. ET. According to top spring forecasts, including one released ...

Astronomically, spring ended at the conclusion of the spring equinox, which occurred in March. Meteorologically, the last day of spring will be Thursday, June 19, according to the Old Farmer's Almanac ...