Of course, sorting out the gender disparities of pain responses doesn't boil down to women being the weaker sex. (science.howstuffworks.com)
For years, anecdotal reports have suggested that rodents show a diminished pain response when a handler remains in the room. (scientificamerican.com)
Researchers testing pain response in lab mice noticed something curious: The mice didn't seem to feel pain when they were handled by male researchers. (sciencemag.org)