To fight Omicron surges, some countries are handing out second booster shots. In Israel, early data suggest a fourth vaccine dose can increase protection against Covid-19, but scientists aren’t sure how long it can last and some say additional boosters won’t help. Photo composite: Eve Hartley/WSJ More from the Wall Street Journal: Visit WSJ.com: http://www.wsj.com… Continue reading Should We Get a Second Booster Vaccine? What the Science Says | WSJ
Should We Get a Second Booster Vaccine? What the Science Says | WSJ
