These proteins produced by the immune system increase pain sensitivity, along with increasing fatigue and sickness:

Question

Quizplus · Accepted Answer

Proinflammatory cytokines are produced by the immune system in response to infection or injury. They increase pain sensitivity, as well as fatigue and sickness, by promoting inflammation in the body. Endorphins and opiates are actually pain-relieving substances, so they would not increase pain sensitivity. Option D is not correct.

These Proteins Produced by the Immune System Increase Pain Sensitivity