Do drugs themselves make you age faster or is it because of the lifestyle that comes with drug use? /u/Annita_Lina_Coak No such thing as stupid questions

So we have all seen how drug use ages celebrities and regular people. Im wondering if it is the drug itself that causes these effects or if it us due to the lifestyle the drug user has.

So we have all seen how drug use ages celebrities and regular people. Im wondering if it is the drug itself that causes these effects or if it us due to the lifestyle the drug user has.