Dumbbell World Records  

Jason F. completed ten 100-pound dumbbell hammer curls in 11.80 seconds.

William Cannon performed a wall sit for 24.67 seconds while holding two 110-pound dumbbells at arms length.

Pavol D. completed 421 straight punches in one minute, 0.96 second while holding two-kilogram dumbbells in both hands.

William Cannon held two 44-pound dumbbells at shoulder height for one minute, 36.64 seconds.

William Cannon stepped on a six-inch high stepper three times while holding two 110-pound dumbbells.

William Cannon carried an 88-pound dumbbell with his right hand for one minute, 16.43 seconds.

William Cannon carried two 44-pound dumbbells for three minutes, 58.25 seconds.

William Cannon carried two 132.50-pound dumbbells for 11.85 seconds.

William Cannon carried two 154-pound dumbbells for 4.35 seconds.

William Cannon carried two 144-pound dumbbells for 5.75 seconds.

William Cannon carried a 132.50-pound Z-Bell with his right hand for 4.58 seconds.

William Cannon carried a 132.5-pound Z-Bell with his left hand for 4.42 seconds. His body weight during the attempt is under 200 pounds.

William Cannon carried a 203-pound barbell with his right hand for 3.55 seconds.

William Cannon took 12 steps on a stepper machine while carrying a 100-pound dumbbell in his right hand.

William Cannon took 12 steps on a stepper machine while carrying a 100-pound dumbbell in his left hand.

William Cannon took 50 steps on a stepping machine while carrying an 88-pound dumbbell with his right hand.