Uploaded July 2026 | Updated September 2026, 3 hours ago

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Your phone is the worst tool in your gym. Scrolling between sets doesn't just waste time — researchers found it costs you 29% of your workout volume through mental fatigue alone. The fix isn't leaving your phone behind. It's knowing which version of it shows up with you. Same device, completely different session.

📒 Calisthenics Playbook:
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🎬 Credits
Script: Job W & Wayne Foong
Storyboard Concept & Illustration: Nico Tiotuico
Editing: Fajar Yudoyono & Yoga Pangestu
VO performance: Stephen Spencer

References:
-Gantois et al., Perceptual and Motor Skills, 2021
-Mei et al., Frontiers in Psychology, 2024
-Stothart et al., Journal of Experimental Psychology: Human Perception and Performance, 2015