Flu season is approaching and health experts expect it to be worse than last year. WSJ’s Felicia Schwartz explains why this could be an earlier and more severe season and what precautions people can take during the Covid-19 pandemic. Photo: Joe Raedle/Getty Images More from the Wall Street Journal: Visit WSJ.com: http://www.wsj.com/ Visit the WSJ Video Center: https://wsj.com/video On Facebook: https://www.facebook.com/pg/wsj/videos/ On Twitter: https://twitter.com/WSJ On Snapchat: https://on.wsj.com/2ratjSM #WSJ #FluSeason #Covid19