People in different countries show pain and pleasure differently.
Researchers led by the University of Glasgow looked at facial expressions for both pleasure and pain across cultures.
"However, observational studies report that people experiencing pain or orgasm produce facial expressions that are indistinguishable, which.
Cross-cultural comparison of facial expression models of pain and orgasm. To identify any cross-cultural and culture-specific action units, we.
There is no particular facial expression that indicates orgasm; instead what's important is that at orgasm your partner is not thinking about his or h.