At 61 Years Old, This Grandmother of 12 Broke Her Own World Record With a 5-Hour Plank​At 61 Years Old, This Grandmother of 12 Broke Her Own World Record With a 5-Hour Plank 

 A 61-year-old grandmother from Canada has wowed the internet by breaking her own Guinness World Record for longest time planking after holding the position for five hours.  ​​A 61-year-old grandmother from Canada has wowed the internet by breaking her own Guinness World Record for longest time planking after holding the position for five hours.