# Shoulder Instability: Causes, Symptoms, Diagnosis, Risks, And Treatment As the most mobile joint in the human body, the shoulder enables a wide range of motion, including lifting, rotating, and reaching. This extreme freedom of movement comes at a cost, making the shoulder vulnerable to dislocation and instability. **Shoulder Instability: https://www.tumblr.com/healpedia/825484219184807936/how-modern-knee-replacement-helps-you-return-to-an?source=share