Weight World Records  

William Cannon performed a one-leg wall sit for 6.07 seconds while carrying a 305-pound weight.

William Cannon performed a wall sit on his heels for 27.60 seconds while carrying a 300-pound weight.

William Cannon performed a wall sit for five minutes, 12.63 seconds while holding a 10-kilogram weight plate between his thighs.

William Cannon performed a wall sit for one minute, 2.15 seconds while carrying a 200-pound barbell on his shoulders.

William Cannon performed a wall sit for 30.06 seconds while carrying a 255-pound barbell on his shoulders.

William Cannon performed a wall sit for six minutes, 15.41 seconds while carrying a 33-pound Z-barbell at shoulder level.

Pavol D. completed 627 straight punches in one minute, 31.60 seconds while holding one-kilogram dumbbells in both hands.

William Cannon performed a wall sit for five minutes, 6.80 seconds while holding a 2.5-kilogram weight at arm's length.

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 balanced a 22.5-pound barbell on his right foot for 15 minutes, 27.15 seconds.

William Cannon balanced a 73-pound barbell on his right foot for three minutes, 50.67 seconds.

William Cannon performed a wall sit while carrying a 22.5-pound Z-bell at shoulder height for 11 minutes, 3.63 seconds.

William Cannon performed a wall sit while carrying two 22.5-pound weight plates at shoulder height for five minutes, 26.15 seconds.

William Cannon performed a wall sit for eight minutes, 13.23 seconds while holding a 22.5-pound weight on his head and a 10-pound weight between his thighs.

William C. walked 316 feet in 45.74 seconds while carrying a 190-pound rucksack.

William C. performed a wall sit lasting three minutes, 14.85 seconds while carrying a 150-pound weight.