is omicron milder than delta

The highly infectious Omicron coronavirus variant causes less severe disease than the Delta strain but it remains a “dangerous virus,” particularly for those who are unvaccinated, the head of the World Health Organization (WHO)…

The risk of reinfection with the Omicron coronavirus variant is more than five times higher and it hasshown no sign of being milder than Delta, a study by Imperial College London showed, as cases soar across Europe and threaten…