Persistent pain lasting more than three months [11]. It can be driven by long-term conditions like fibromyalgia or nerve damage (neuropathic pain) and often has a significant cognitive and emotional impact [4, 11].
The body can adjust the intensity of pain signals before they reach the brain [39].
Pain, Purpose, Pacing, and Positivity [18].
Sudden and short-lived, often due to a specific injury or surgery. It usually resolves within a couple of weeks once the underlying cause is treated [4, 9].
Nerve fibers relay these signals to the spinal cord and then to the brain's thalamus [5, 39].