Medical marvel: J.J. Watt tries quick return for Cardinals
Cardinals designate J.J. Watt to return, could help in playoffs
Arizona Cardinals DE J.J. Watt tweets that he had to have his heart shocked back into rhythm three days before Panthers game
Cardinals' J.J. Watt pushing shoulder injury return 'smartly and safely'
J.J. Watt is on the verge of making an epic comeback to the Cardinals