<span>The Centers for Disease Control and Prevention, National Cancer Institute, National Women's Health Information Center, American Public Health Association, Consumer Reports, and American Cancer Society are some organizations that supply health information to the public.</span>
Answer:
A buffer
Explanation:
A buffer is composed of a weak acid and a conjugate base. They are resistant to pH because of equilibrium between the acid and its conjugate base.
The one that could be most closely associated with you health is exercise
I think the answer would be insecurity as he feels inferior to his peers in a specific area. He feels ashamed/embarrassed that he may not be as smart.