I don't believe in it, and I'll never go, but my girlfriend does.
Yes, she has to keep going back, but when they "pop" the correct thing, she's pain free for weeks. When she holds off going, she's in pain and can't sleep until she goes.
I personally don't trust them, and it's a lot of money for temporary relief, but I guess it kinda works? As long as you're fine with the trade-off being fucking paralyzed when they crank your neck at the speed of sound.
For most of us who aren't American, this format is funny.
More people died per day from COVID than this attack. More people have died from gun violence since this attack. America has a ton of problems, stop holding onto this attack so tightly for some reason.