Grandmother Of 12 Sets World Record After Holding A Plank For Over 4.5 Hours (Video)
BroBible -

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 felt like my lower abs were about to pulsate out of my body and that was with 20-second breaks in between. The thought […]

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