The amount of pollen in the air for Saturday will be falling and will remain in the extremely low range. This lower level is caused by falling temperatures and heavy rains in the morning and 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.