Future research is needed to find out the exact causes of pain perception differences, and which ones would be best to target for more effective pain control, Fillingim said.
Finding biological markers for pain, such as genes or proteins, would also help take some of the subjectivity out of assessing the experience of pain, Liu said, but the identification of such markers is likely a long way off.
Pass it on: Across many different diseases, women say they experience more pain than men.
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