I have been wearing zero-drop shoes for three years. Start slowly and train your foot muscles and calves like you would your biceps. Pay attention to proper posture—that was my biggest obstacle. Your Achilles will thank you. Decades of wearing supportive shoes leads to weak feet. The beginning is difficult. But once you've learned to control your foot muscles individually after a while, it becomes really fun. Plan on at least a few months for this. It's worth it!

X-rays help to understand...