The rising cases of daily Covid-19 infections across the country is said to be majorly driven by the JN.1 sub variant. India on Friday reported 4,091 active Covid cases and five deaths, revealed data from the Union Health Ministry. As of now, the country has also reportedly detected about 145 cases of JN.1 variant from eight states. JN.1 has been classified as a variant of interest (VOI) by the World Health Organization (WHO) due to its rapid spread. Health experts however said there is no reason to worry. "Till JN.1 becomes Variant of Concern (VoC), it should not bother the common man, in fact they do not come into the picture at all," say experts. But then, what led to the death of DMDK leader Vijaykanth? What is causing the Covid-related deaths in the country? Individuals with certain co-morbidities face an elevated risk of severe outcomes and increased mortality from Covid, experts have opined.