People are constantly arguing about the pros and cons of marijuana. Those that are pro medical marijuana argue that the medicine is not only harmless, but also extremely effective. However, skeptics disagree. Nonbelievers are constantly protesting marijuana's effectiveness as a medication, as well as warning people of the supposed biscotti strain . With these groups constantly clashing, the question remains--should marijuana be legalized? Three Things Marijuana Protesters Don't Want the Public to Know: 1. Legal marijuana substitutes, like K2 and Spice, are way more dangerous than medical cannabis. Yes, the fake marijuana that manufacturers pass off as "incense" will get you high. Actually, it will get you very high. But is the high safe? Not exactly. It's easy to overdose on these synthetic blends, which will lead to vomiting, hallucinations, seizures, increased heart rate, and may even cause a person to pass out. On more than one occasion, these substances hav...