NEW: All these months into the pandemic, we may have been testing the wrong way. Data from some state labs suggest up to 90% (!!) of people who get a positive result are no longer contagious and don’t need to isolate.

Strap in, this is important. 1/xhttps://t.co/rR4aBDK4Xl

— Apoorva Mandavilli (@apoorva_nyc) August 29, 2020