What’s the deal with all the nonconsensual choking?

“Now I’m not one of those people who says explicit verbal consent is needed for every hug or kiss or breast/chest touch,” said Dr. Herbenick. “I’m well aware that sex often involves verbal, nonverbal, and other shades of asking for something. But no one should choke another person without their explicit verbal consent.”

https://m.chicagoreader.com/chicago/dan-savage-love-nonconsensual-choking/Content?oid=82630522