Published by Reuters By Mrinalika Roy (Reuters) -The more infectious Omicron variant of COVID-19 appears to produce less severe disease than the globally dominant Delta strain, but should not be categorised as “mild”, World Health Organization (WHO) officials said on Thursday. Janet Diaz, WHO lead on clinical management, said early studies showed there was a … Continue reading Omicron may be less severe in young and old, but not ‘mild’ – WHO