Grandmother Of 12 Sets New Plank World Record At 4.5+ Hours
![woman doing a plank exercise](https://cirrkus.com/wp-content/uploads/2024/04/Grandmother-Of-12-Sets-New-Plank-World-Record-At-45-300x169.jpg)
iStockphoto / brizmaker A 58-year-old grandmother of 12 has just set a new Guinness World Record for ‘longest plank’ after holding a plank for over 4.5 hours. I did five 60-second planks this morning and […]