What you can do post-vaccine, and when

“Winter is going to start being flu and Covid season,” said Andrew Noymer, an epidemiologist studying Covid-19 at the University of California, Irvine. The last things he will return to, he said, are international travel and crowded events like concerts — but he expects to do those again at some point. He is waiting not just for the vaccine, but also for the virus’s spread to decrease greatly and for hospitals to have more capacity: “I intend to go back bit by bit.”