Fitness World Records  

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

William Cannon performed a one-leg wall sit for three minutes, 2.83 seconds while carrying a 35-pound Z-bell at shoulder level.

William Cannon performed a one-leg wall sit for three minutes, 13.12 seconds while carrying a 35-pound Z-bell on top of his head.

William C. performed a one-leg wall sit for three minutes, 24.86 seconds while carrying a 40-pound weight.

William Cannon performed a one-legged wall sit for one minute, 29.84 seconds while carrying a 70-pound Z-bell on top of his head.

William Cannon performed a one-leg wall sit for four minutes, 5.30 seconds while extending his arms at shoulder level.

Peter Durdik performed a plank exercise on hockey pucks for six minutes, 14.41 seconds.

70-year-old Flavio Codarin performed an extended plank exercise for one hour, two minutes and 14.00 seconds.

Nick Abroms performed a plank exercise on his elbows with 100 pounds of additional weight on his back and remained balanced in position for three minutes, 40.42 seconds. He set the record to raise funds for the Mirabel Foundation.

Sarah Ports held a side plank for three minutes, 36.97 seconds.

William C. performed a side plank for one minute, 0.01 second while carrying a 40-pound rucksack.

William C. performed a side plank for 55.21 seconds while carrying a 75-pound rucksack.

Alicia Weber performed a side-to-side rope pull-up cadence test for 30 minutes.

Gordon L. perform six-finger handstand for 52.50 seconds.

Alicia Weber performed a Swiss ball leg lift cadence test for 31 minutes.

William Cannon carried a total of 550 pounds of weight on his shoulders while standing on one leg for 5.62 seconds.