Locally and across the country, COVID-19 infection rates are dwindling. It is welcome news, but health officials remain concerned about the spread of the Delta variant that has emerged from India. The variant is widespread in the United Kingdom, says
Nancy H. Nielsen, MD, PhD, senior associate dean for health policy. “It is already responsible for six percent of the cases in the U.S.,” says Nielsen. “It’s spreading primarily among younger people. It is highly transmissible,” says Nielsen, adding that current vaccines are effective against the Delta variant. “So, the key is to get vaccinated,” she says.