The quantity of pollen grains in the air for Thursday will remain relatively stable in the low range. No change doesn't mean no pollen, it just means that pollen producing plants are delivering pollen at a steady pace.
FDA Approves First Flu Shot With Added Ingredient to Boost Immune Response
WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- The first flu vaccine with an adjuvant has been approved for use in seniors, the U.S. Food and Drug Administration said Tuesday.
An adjuvant is any compound used in vaccines to boost the immune response of vaccinated people.