https://www.selleckchem.com/pr....oducts/miransertib.h
All Action Units, which were affected by the optimism induction, are known to be prevalent during pain stimulation. The increase in facial expression might reflect reduced inhibition of pain communication in temporarily optimistic participants. Optimism might lead to expecting positive and helpful reactions from others and, by that, to great readiness to elicit these reactions by non-verbal social behaviour. This study is the first to indicate that state optimism increases the facial expression of pain as a social signal for help an