The vastus medialis muscle helps extend and stabilize the knee. A weak vastus medialis can cause knee pain and trouble with activities like climbing stairs. Treatment may include rest, ice, ...
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VMO workout

Jonathan Clark (JClarkTheJUMPER) VMO workout Posted: August 29, 2025 | Last updated: January 21, 2026 I used the MR1NF1N1TY VMO board to work my Vastus Medialis Oblique (VMO) and strengthen my knees.
We need our joints to do everything from lifting groceries to climbing stairs. A physiotherapist explains how we can protect ...