if a school implements a health program there will be lower rates of allergies, fewer days missed due to illness, less risk of measles outbreaks and better standardized test scores.
Older adults have learned how to better cope with stress from life experiences.
Explanation:
It's quite obvious. Older adults have gone through a lot of ups and downs. They are generally calm as compared to people of less age.
(This is very similar to the Dunning Kruger Effect)