Around the Web Watch: 90-year-old Covid-positive man sings his heart out when oxygen mask is removed His oxygen levels had fallen to 85, but with medication, a nebuliser, and oxygen, he began improving. Scroll Staff Apr 27, 2021 · 12:29 pm @jeenasingh5 via Twitter Support our journalism by contributing to Scroll Ground Reporting Fund. We welcome your comments at letters@scroll.in. Covid-19 Oxygen