Rob Gronkowski shared a disturbing detail about having pockets of liquid around his head from football

11:02am PDT - August 29th, 2019    gronkowski - Business Insider

Rob Gronkowski said in an interview that he used to have pockets of liquid around his head from playing football. Gronkowski, who has since retired, said he has gotten treatment on his head and does things like puzzles to keep his mind sharp. Gronkowski has s…