What Is Norovirus That Infected Dozens On A Month-long Cruise Between Singapore And California?

Dozens of people on a month-long cruise have fallen ill with norovirus, the US Centers for Disease Control and Prevention has said. The Coral Princess, a 965-foot cruise ship operated by Princess Cruises, was sailing a month-long route between Singapore and Long Beach, California. The ship has over 2,700 passengers and crew members aboard. According to experts, norovirus is a highly contagious and common virus which leads to nausea, vomiting and diarrhoea. Read on to know about its signs and symptoms and how this illness spreads.