Cardinals' J.J. Watt indicates he'll retire at end of season
JJ Watt tweets about heart issues
Cardinals defensive end J.J. Watt back on the field just days after he says his heart was shocked back into rhythm - CBS News
J.J. Watt, a three-time NFL Defensive Player of the Year, to retire at the end of the season - Washington Times
Cardinals star J.J. Watt emotional, upset after win vs. Panthers following heart procedure
J.J. Watt announces retirement after 12 NFL seasons
J.J. Watt Tears Up Recalling Health Scare as He's About to Become a Dad
J.J. Watt plays after heart procedure, leads Cardinals to win over Panthers
Arizona Cardinals and JJ Watt show that heart matters - PHNX
Cardinals' J.J. Watt indicates he'll retire at end of season