Think about how many times you move a single joint without giving it much attention. You bend your knee to climb the stairs, rotate your shoulder to reach for a cup, or flex your ankle while stepping off a curb. These actions happen so naturally that it's easy to assume each joint works independently. In reality, every movement is the result of multiple joints, muscles, and nerves working...
Walking is something most people do every day without giving it much thought. Whether heading to work, shopping for groceries, walking through a neighborhood park, or moving around the house, each step feels automatic. Yet behind this seemingly simple activity is a highly coordinated process involving the brain, muscles, joints, and nervous system working together in remarkable harmony....
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