If you can't hold a plank for 120 seconds, you're either a) too fat; b) too weak; or c) doing something wrong in your workouts. A fit, healthy guy should be able to do a two-minute plank. John is also clear about the value of going beyond two minutes: There is none.Enough is enough, he says. It's just a plank.ou probably don't know that Tom Hoel held a plank for four hours and 28 minutes on May 22, 2015, setting a world record. You probably don't know that this is the second plank record for Hoel, a 52-year-old Dane.