Symptoms vary on the specific type of pain condition, a person may suffer from:
Reduction in quality of life
Low mood
Sleep disruption, fatigue and insomnia
Loss of appetite
Stress and anxiety
Tremors or spasticity
These symptoms can come and go in periods known as relapses and flare-ups.
Flare-ups are when symptoms are particularly severe, whereas relapses are when symptoms might become more faint or even disappear altogether temporarily.