Dr Cuan Wayne Coetzee on Instagram: "The Christmas Carry Crossover - Posterior Chain Meets Hip Agility One foot on the ground, the other foot hopping over a yoga block. One arm outstretched, palm to the ceiling, balancing a Christmas present. This movement looks festive but neurologically it’s loaded. 1️⃣ Posterior Fascial Crossover With the arm abducted to 90°, palm up, the lat engages, the obliques fire and the thoracolumbar fascia transmits load across to the planted hip. This diagonal line i