These progressions helped him master one of the toughest bodyweight movements ...

Everybody knows the importance of warming up your muscles before a workout. But what is actually going on when we warm our muscles up, and are all muscles the same? You might be surprised to find out ...

The muscle-up is a seriously advanced exercise that requires total-body strength and solid technique. A big step up from a standard pull-up, it involves pulling your chest towards the bar, before ...

The Yellow Jacket who broke the world record in 2025 for the most muscle-ups in 24 hours, set three new world records for ring muscle-ups, a harder variant, on April 12, 2026.

UPDATE: First-year doctoral physics student David Lloyd George broke the Guinness World Record for the most muscle-ups completed in 24 hours. Lloyd George finished 2,002 muscle ups — 276 more than the ...

David Lloyd George, a 23-year-old graduate student, set a new world record for most muscle-ups in 24 hours. He trained for nine months, drawing inspiration from ultramarathon runners' training ...