How can you stay well on a cruise and cruise ship, and make sure (or at least give yourself the best chance) of avoiding any cruise ship illness outbreaks? Although unusual, and with lower overall chance than on land, when a virus illness like norovirus, influenza or more recently coronavirus breaks out it gets a lot of publicity and attention. Virus illness are spread in a. few key ways, and inI discuss what to look out for, the ways virus illnesses like flu, norovirus and coronavirus can be spread and the steps and things you should take on every cruise to stay fit and well. These are tips and things that I have learnt and use myself.