Hantavirus most contagious at onset of symptoms, WHO warns

 The World Health Organization has highlighted that Andes hantavirus is most infectious at the onset of illness, urging strict quarantine for nearly 150 individuals from the MV Hondius cruise ship. This rare virus, linked to three deaths, has a six-week incubation period, prompting varied quarantine durations by returning countries. The World Health Organization has highlighted that Andes hantavirus is most infectious at the onset of illness, urging strict quarantine for nearly 150 individuals from the MV Hondius cruise ship. This rare virus, linked to three deaths, has a six-week incubation period, prompting varied quarantine durations by returning countries.