By Donna Balancia of hngn.com
Prepare before you go aboard a cruise ship, experts warn.
Norovirus is a highly contagious gastrointestinal virus that can be caught on cruise ships.
Experts say preparation is the best way to stay healthly while on vacation. Bring hand sanitizer and wash your hands frequently, according to the New York Daily News. Proper hygiene can go a long way. Practice your balance beforehand as a way to avoid touching handrails.