The surge in U.S. coronavirus cases and growing demand for Covid-19 tests are straining the ability of pharmacies and labs to deliver timely results to consumers, causing delays that hamper efforts to contain the virus.
Health & Wellness
Public health organizations tracking the spread of coronavirus use graphs and charts to visualize the data. WSJ’s Brianna Abbott explains what to look for in the data to understand how the virus is affecting your community. Photo illustration: Laura Kammermann/WSJ