The new coronavirus subvariant that is ripping through China has compelled the government to step up guard.

West Bengal government today announced the reimposition of a slew of Covid-19 restrictions from tomorrow, including closing down all schools and colleges as well as cinema halls, gyms and swimming pools as daily cases of the infection rose sharply over the last one week.

People have now resumed international travelling, although cautiously. With the emergence of a new, more contagious variant, Omicron, however, countries are placing new restrictions on travellers, making international travelling even more uncertain, more hectic

It could take weeks before we can understand its impact.