Chronic pain is a condition that occurs when the brain concludes there is a threat to a person
Chronic pain is a condition that occurs when the brain concludes there is a threat to a person's well-being based on the many signals it receives from the body. This condition can and often does occur independently of any actual body tissue damage (due to injury or illness), and beyond normal tissue healing time.
Calf pain: 9 causes, treatment, and stretches
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