Longest Plank On Thumbs With 75 Pounds On Back
Edmonton, Alberta, Canada / December 12, 2011
Darryl Learie performed a two-thumb plank exercisewithout using his other eight fingers while carrying 75 pounds of additional weight on his back. He remained balanced in position for 23.51 seconds.
- must attempt record on a concrete surface
- must only use thumbs
- may use a piece of sandpaper for stabilizing each thumb
- must observe RecordSetter balancing criteria for weights