Covid cases rise in India: Active caseloads hit 3,961, 4 more deaths; Kerala, Maharashtra, Delhi worst affected

India sees a rise in active Covid-19 cases, reaching 3,961. Kerala, Maharashtra, and Delhi report the highest infections. Thirty-two Covid-related deaths occurred since January 1. Experts advise vigilance but state that most cases are mild. New Omicron sub-variants are under monitoring. States are rechecking hospital preparedness. Vaccination and masking are key to managing the spread.