Oklahoma City currently has the third-highest tree pollen levels in the country, causing significant discomfort for residents ...

Sneezing may be non-stop this weekend in the D.C.-area if you suffer with seasonal allergies. With higher temperatures forecasted Friday, Saturday and Sunday, tree pollen is anticipated to spike this ...

Tree pollen and grass pollen has hit a four day stretch reaching high levels, says Oklahoma Allergy & Asthma Clinic (OAAC).

Tree pollen has been very high since last week. At the same time, grass pollen have ranged from 'very high' and 'low' concentration levels.