It's good to ask pertinent questions out of respect for your own well-being, and the potential power of a non-laboratory controlled street drug that could contain who-knows-what. The problem is, there are so many variables involved concerning user, method of delivery, frequency of use,quality, etc., that it's nearly impossible to provide meaningful stock answers. For example, unless it's unusually poor quality, it takes surprisingly little to get a decent effect. I've never seen or heard of an actual overdose (death) like H, as too much CM,tends to just shutdown overuse until the body processes it. But again, people get into habit-forming addictions because of needless abuse, not limited, carefully considered occasional use. To be sure, I've seen some crash and burn by foolishly placing this stuff center stage in their lives, while others have used it for years specifically as an enhancement to fun