The physical effects of negative emotions envisaged in the form of morphing, melting noodle people by visual artist Ari Weinkle, who sez of it:
It turns built up tension, stress, and anxiety into creative catharsis. Frozen figures – once paralyzed by moods – are reduced to heaps of flexible nothingness..
Passionate Discourse
https://youtu.be/7tT4d5diSio?t=5m6s
From ‘Dimensions of Dialogue’, an animation by Jan Švankmajer.