Plank: 8:01 / 4:20 According to the Guinness World Records website, the record for longest time in an abdominal plank position (male) is 8 hours, 1 minute. Mao Weidong, of China, set the record on May 14, 2016. The record for longest time in an abdominal plank position (female) is 4 hours, 20 minutes.

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Rules:

1. Four points of contact (both arms and both feet - at all times)
2. No "daylight" underneath lower forearms
3. Hands cannot not touch one another
4. Legs have to be straight
5. Back has to be straight (no arch or dip)

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