Answer:
A. CDC
Explanation:
The CDC is the best source of information for a lot of things, addictions, diseases, and even eating disorders. Check out their website for more info regarding eating disorders if you're curious.
You can catch the flu, but HIV you can't if its inactive, but you can catch the flu if it still active
Hope this helps! :)
In adulthood, approximately 8% of the fat cells die yearly, they are then replace by new ones. The result of this is that adults develop a constant number of fat cells, this applies to those who gain more weight and those who lose masses of weight. What causes the body weight to rise and fall is the volume of fat cells.