Covid-19 updates: India recorded 656 new Covid-19 infections in the last 24 hours, the Union Health Ministry reported on Sunday, as the countrys active caseload rose further to 3,742.The nationwide death toll increased by one to 5,33,333 after a fatality was registered in Kerala. The current case fatality rate stands at 1.18%.To date, over 220.67 crore Covid vaccine doses have been administered across the country, the Health Ministry noted.#WATCH | Delhi: On Covid-19 new variant Jn.1, former AIIMS Director and Senior Pulmonologist Dr Randeep Guleria says, ...We need a vaccine which covers a broader type of the virus. We have had multiple mutations. Jn.1 is sub lineage of Omicron. So a vaccine which is made against… pic.twitter.com/bfbfnWqdX0— ANI (@ANI) December 24, 2023On Saturday, India recorded 752 cases and four deaths, while active cases crossed the 3,000-mark to 3,420. The previous day saw 640 new infections and one fatality, with active cases increasing to 2,997 from 2,669.The central government has said the current spike is not worrisome and urged people not to panic, though it advised those with comorbidities to wear masks as a precaution.So far, 22 cases of the Covid sub-variant JN.1 have been detected nationwide up to December 21, sources revealed. Of these, 19 were in Goa and one each in Kerala and Maharashtra, with details of one case yet to emerge.JN.1, a descendant of Omicron deemed a variant of interest by WHO, has rapidly spread in recent weeks. However, officials said no clustering due to JN.1 has been observed in India so far, with all cases found to be mild.