Lol, I live in San Diego right now with the Hepatitis A outbreak, but to the question, you should wash your hands regularly and if you happen to have it you should contact officials immediately. All people that have come in contact with that person who is carrying it should get tested as soon as possible.
Hope this helped you :)
-Warning2
Answer:
It is dangerous to swim alone when you don't know swimming. Because there should be someone to save you.
Answer:
pelvic inflammatory disease
Explanation:
common sense