Observing several symptoms and signs lets you identify if your spine is out of alignment. Common indicators include chronic headaches, lower back pain, neck pain, knee pain, hip pain, numbness or tingling in the hands or feet, and one shoe wearing out faster due to walking abnormalities. You might experience poor posture, stiffness, reduced range of motion, frequent illnesses, excessive fatigue, and difficulty sleeping. If you notice these symptoms, it is advisable to consult a healthcare professional, such as a chiropractor, for a proper diagnosis and treatment plan.