The average recovery time for a mild concussion is about 7 days .
MLB created this DL a few years ago to encourage teams to give concussed players time to recover , rather than expecting them to play through it , as often happened previously .
The average recovery time for a mild concussion is about 7 days , so MLB created this DL a few years ago to encourage teams to give concussed players time to recover , rather than expecting them to play through it , as often happened previously .