i am also extremely convinced that if i just adjust myself enough there will be a big crack andall of my aches and pains will immediately go away an d I will have perfect posture and i will be cured of mental health and find a million bajillion dollars on the floor and live till im 120
There's like a solid 30% chance whoever recommended that was trying to kill the kid.
The cracking is just gas escaping, and they achieve it by forcing joints to move how they shouldn't.