When will Omicron peak in South Africa and what does that mean for the U.S.?

“The only thing that’s certain is that Omicron is going to guarantee another winter wave of COVID,” said [Associate Professor of public health], Andrew Noymer, PhD, a University of California Irvine epidemiologist and demographer who studies infectious diseases. “The thing that I think is most key, in terms of the takeaway lesson for Omicron, is that it’s going to displace Delta,” Noymer said.