Posted in USA Johnson & Johnson says COVID booster increases protection Shirley September 22, 2021 Johnson & Johnson says COVID booster increases protection – CBS News Watch CBSN Live Johnson & Johnson said a second dose of its one-shot COVID vaccine offers stronger protection against the disease. Mark Strassmann has the latest. Be the first to know Get browser notifications for breaking news, live events, and exclusive reporting. Not Now Turn On Source link Author: Shirley