Alex Borisov on Instagram: "🔥 If you feel pain on the SIDE of your foot… this is what’s really happening 👇 Most people blame “tight shoes” or “a long day walking” — but pain on the outer edge of the foot is often Peroneal Tendon Dysfunction or Peroneal Tendonitis… and it can create a chain reaction through your entire body. This tiny area controls: ✔️ Ankle stability ✔️ Balance ✔️ Your foot’s ability to pronate + push off ✔️ Fascia tension all the way up your leg When this tendon gets inflamed