PhysioOsteoGram on Instagram: "NORMAL vs RUPTURED Achilles Tendon: The Difference is Striking Looking at the posterior calf, we can see the gastrocnemius muscle (your „calf muscle“) connected to the Achilles tendon - the largest and strongest tendon in your body. HEALTHY ACHILLES: Notice how glossy and smooth this tendon appears, especially at the musculotendinous junction where muscle meets tendon. Clean, distinct boundaries between tissue types. PARTIALLY RUPTURED ACHILLES (same body, differen