The Union Health Ministry has issued fresh guidelines on home isolation for coronavirus patients who have only either very mild symptoms of the infection or are "pre-symptomatic". At present, all those who test positive for COVID-19 are immediately isolated and admitted in hospital and wards dedicated to coronavirus patients to break the chain of transmission of the highly contagious virus. The government said "very mild/pre-symptomatic patients" who have the facilities to keep themselves isolated in their homes, can do so. Those under home isolation must be stay in touch with the government surveillance officer and a hospital, as well as sign an undertaking. The patients must also download government's Arogya Setu app and keep it active at all times, the Health Ministry said.