India, May 20 -- Covid-19 cases are showing a resurgence in Asian countries and cities such as Hong Kong and Singapore. India is also seeing a rise in cases, with top-effected states Kerala, Maharashtra, and Tamil Nadu leading the tally. The total number of active cases in India is 257 as of May 19, according to the Ministry of Health and Family Welfare's Covid-19 dashboard. Since May 12, Kerala reported 69 new cases, Maharashtra had 44, while Tamil Nadu added 34 new cases. Also read | Covid-19 cases rising, situation in India 'under control': 5 things we know about the fresh surge

India remains at risk due to global travel and large population density. In an interview with HT Lifestyle, Dr Subhashree Samantaray, associate consultant, in...