Pain -

The brain interprets these signals as the sensation of pain [9, 39]. Core Classifications

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 brain interprets these signals as the sensation

Nerve fibers relay these signals to the spinal cord and then to the brain's thalamus [5, 39]. and Aberrant behaviors [24

Analgesia, Activity, Adverse effects, Affect, and Aberrant behaviors [24, 30]. The brain interprets these signals as the sensation