This article focuses on cannabis' medicinal and recreational aspects.
Cannabis, the plant, contains over 400 chemicals, including a penicillin-like antibiotic, cannabidiolic acid. The Cannabis plants' chemical derivatives can be used for either recreational or therapeutic (medicinal) purposes.
Links
[1] http://www.medicalnewstoday.com/articles/246392.php
[2] http://rethinkpot.org/tags/active-ingredients
[3] http://rethinkpot.org/tags/body
[4] http://rethinkpot.org/tags/side-effects
[5] http://rethinkpot.org/tags/youth