While many people have bragged about being “fully vaccinated” after taking two COVID-19 jabs, a Swedish professor says that as many as five shots may be needed to combat falling immunity. “We don’t know how long the vaccine protects against serious illness and death,” said Karolinska Institute Professor Matti Sällberg. “This means that you pick the safe before the unsafe.” Numerous European countries are planning a 3rd round of COVID “booster shots” in September, and the FDA also indicated that vaccinated individuals will be given another shot in the fall. However, Sällberg suggests this probably won’t be enough and that...