Longest World Records  

William Cannon performed a wall sit for 55.87 seconds while carrying a 340-pound weight.

William Cannon performed a wall sit lasting 36.62 seconds while carrying a 400-pound weight.

William Cannon performed a wall sit for 10.88 seconds while carrying a 403-pound weight on his back.

William C. performed a wall sit lasting eight minutes, 5.12 seconds while carrying a 40-pound weight. He set the record to raise funds for The National Autistic Society in Scotland.

William C. performed a wall sit lasting 30.30 seconds while carrying a 450-pound weight.

William C. performed a wall sit for six minutes, 15.16 seconds while carrying an 45-pound weight on top of his head.

William Cannon performed a wall sit for 11 minutes, 3.12 seconds while carrying a 45-pound Z-barbell on his shoulders.

William Cannon performed a wall sit for 18.94 seconds while carrying a 500-pound weight.

William Cannon performed a wall sit for nine minutes, 03.37 seconds while carrying a 50-pound weight on his back.

William Cannon performed a wall sit for eight minutes, 13.96 seconds while carrying a 50-pound Z-bell on his lap and holding two 22.5-pound weight plates in his hands.

William Cannon performed a wall sit for 11.26 seconds while carrying a 540-pound weight. His body weight at the time of attempt was 194 pounds.

William Cannon performed a wall sit for four minutes, 19.65 seconds while carrying a 55-pound barbell at shoulder height.

William Cannon performed a wall sit for 25.68 seconds while carrying a 600-pound weight.

William C. performed a wall sit lasting six minutes, 3.49 seconds while carrying a 60-pound weight. He set the record to raise funds for The National Autistic Society in Scotland.

William Cannon performed a wall sit for 10.93 seconds while carrying a 640-pound weight.

William Cannon performed a wall sit for 10.61 seconds while carrying a 700-pound weight. His body weight at the time of attempt was 194 pounds.