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2023 X55

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Up Next in QUADZILLA: The Ultimate Lower Body Trainer

  • 2023 X55

    This is the instructional & follow-along video for 2023 X55, a progression from X49 (return to that if needed). See companion PDFs for workout outline & training calendar. Please ask any questions & make your post-workout report in the comments section below.

  • ANKLE MOBILITY FLOW (10 Minutes)

    I created this 10-minute mobility flow to alleviate foot, ankle, shin & knee pain, stretch the calf & shin muscles of the lower leg and improve walking, running, squatting, lunging & jumping performance. The main focus will be on improving plantarflexion and dorsiflexion. Plantarflexion occurs wh...

  • KNEE MOBILITY FLOW (10 Minutes)

    I battled debilitating knee pain in my youth that resulted in 4 knee surgeries (2 on each knee) by the time I was 22. At the time, my surgeon told me I had the cartilage damage of a senior citizen and that activities like squatting, running & jumping were behind me. But I refused to accept the di...

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