You never know with concussions , and injuries , including two concussions , already had cost him 161 NHL games of his prime .
It was concerning , even though Crosby felt well enough to skate on his own the next day and kept skating almost every day .
You never know with concussions , and injuries , including two concussions , already had cost Crosby 161 NHL games of Crosby 's prime .
It was concerning , even though Crosby felt well enough to skate on his own the next day and kept skating almost every day .