While we can be allergic to everything from cats to coriander, one allergy is so common that most people immediately feel the burning, itching, and sneezing it brings each season.
Almost 25 million people in America suffer each year thanks to ragweed, which causes them to battle a runny nose, itchy eyes, endless sneezing, and labored breathing.
Unfortunately, almost 20 variations of this plant can be found in 49 of the 50 United States, with Alaska being the only state in which it does not grow.
Two types of ragweed are typically encountered in North America, common ragweed and giant ragweed.


