COVID-19 cases tick up at senior homes in California

“It’s kind of ominous, but only in the sense that it’s presaging a winter wave,” said Andrew Noymer, an epidemiologist and demographer at UC Irvine, who has been expecting a winter surge since for months. “Delta remains the dominant strain in California, so the usual rules apply in terms of how transmissible it is and how severe it is. I would definitely recommend booster shots for those who haven’t gotten one and are eligible.”