Celtics' Jayson Tatum says he still feels effects from COVID-19: 'It messes with your breathing' | CBS Sports Headlines Celtics' Jayson Tatum says he still feels effects from COVID-19: 'It messes with your breathing' Tatum missed five games for the Celtics in January after he tested positive for the virus … Continue reading Celtics' Jayson Tatum says he still feels effects from COVID-19: 'It messes with your breathing'