eli5 how can meth change a persons pyshicaly changw the way a person look

Question

i recently came across this question when i saw a photo of an actor for the movie “mighty ducks” and saw a before and after photo with him on meth. since meth is just a nervous system stimulant how can it change someones apperance so much

In: 4

Answer 1

If you don’t eat, don’t sleep, and don’t react normally to feeling pain, you’re gonna have a bad time.