Walgreens: U.S. Flu Cases Up 23% This Year
More Americans have caught the flu this year, with cases up 23 percent compared to 2020, according to the Walgreens flu index. The jump in cases comes after a year of unusually low flu activity as the country continued to battle the coronavirus pandemic. Tammy Lundstrom, chief medical officer at Trinity Health, joined Cheddar's Opening Bell to discuss.