What is Covid variant BF.7 and how severe will it be in India? BF.7 is a sub-lineage of the Omicron variant BA.5 and has the strongest infection ability, has a shorter incubation period, and a higher capacity to cause reinfection The recent surge of Covid-19 across China, which has left the World Health Organisation “very … Continue reading What is Covid variant BF.7 and how severe will it be in India?