My Pain is Your Pain
One reason we don't enjoy witnessing, hearing, or even thinking about pain in others is that it activates pain regions in our own brain.
Holding Hands Reduces Pain Because Our Brains Link Up
Pain is reduced when holding hands with someone who cares.
Gender Fluidity Common in Nature
The biological basis of sex shows our species to be naturally diverse and for nature to be very flexible on this issue.
Your Body is Easily Fooled...but why do that?!
Our somatosensory system links seeing with feeling so why not protect yourself from unnecessary trauma?!