US pollen season start and regional variability
Pollen allergy is one of the most common forms of allergy in the US. It affects approximately 19.2 million adults as well as 5.2 million children. Typically, symptoms of hay fever include nasal congestion and obstruction, sneezing fits, conjunctivitis, ear infections as well as allergic asthma. It is a regionally variable disease and heavily … Continued