Ang sanhi nito ay ang walang kontrol na pagkuha sa mga halamang gamot upang maibenta nang hindi iniisip na magtanim ng panibagong halaman.
i.luv mo ang lahat kasing luv ng sarili
natural rebellion - with young people in particular, taking drugs can be part of natural rebellion. drug use may act as a means of defiance or may be associated with belonging to an alternative culture.
the defence mechanism / self medicating - some people will use drugs to help them forget about their problems including any traumatic experiences they may have had. drugs may also be seen as a way to help people relax and deal with stress, or to help deal with anxiety, depression and other mental health problems.
peer pressure - there is considerable pressure to use legal substances. being around others who are using drugs can make people feel like they have to follow suit to fit in. for example, it may be hard to abstain from alcohol in a pub where everyone else is drinking.