Answer: They can have a positive impact on how the kids are eating. Maybe a kid don't get fed at home well the nutritionist will help he/she to get the food they need.
Explanation:
The one that could be contracted from airborne germs is : Chicken pox
Which why it spread easily. By being in the same room with an infected, you're very likely to be exposed with the viruses even though you never made a contact with the infected
hope this helps