Delta shouldn’t stop kids from returning to class, expert says

With the delta variant surging in the United States just as the school year begins, parents are wondering — and worried — about the threat to children. To address their fears, Marc Lipsitch, an epidemiologist and director of the Harvard T.H. Chan School of Public Health’s Center for Communicable Disease Dynamics, answered questions from journalist… Read More »

Nearly 10,000 passengers tested negative before flying — here’s how many infections slipped through

A study conducted earlier this year shows there may be a way to reduce the number of Covid infections on board commercial airplanes to virtually zero. Results of the study appeared in a peer-reviewed article published on Sept. 1 in the Mayo Clinic Proceedings medical journal. The article — a joint effort by Mayo Clinic,… Read More »