Rogues' Gallery

Norwalk virus, Winter vomiting disease

Illegal entry to body via hand to mouth or air exposure, causes watery diarrhoea and vomiting.

At home in the guts of mammals, loiters around schools, childcare centres, nursing homes, cruise ships, and other crowded environments.

Highly contagious, causes mild disease if you are generally healthy, severe under other circumstances.

Practice hand hygiene, avoid contaminated water sources, wash fruits and vegetables before eating, check your shellfish is from clean water, be more vigilant in winter.