robustquestioner tilthat TIL there are nerve endings that exist only to recognize a gentle stroking touch. Their activation decreases the heart rate and activates the smile muscle. Their optimal speed is 3-5 cm/s, which means we are genetically wired to cuddle and caress each other at predetermined velocities.via reddit.com lesbianslytherins Anyone wanna gently stroke me at 3-5 cm/s lettering-is-my-music Source: tilthat