Concentration of pollen grains in the air for Thursday will be falling into the extremely low range. This change results in part from rising humidity and heavy rains in the evening which tend to wash pollen out of the air.
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.