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David Johnson Essay

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David Johnson (not his real name) was one of the premier bodybuilders of the mid-to-late 1960s. Although he did use drugs, such as anabolic steroids, to win many of his titles, later in his career he disavowed the use of most drugs with one notable exception. Johnson had a preworkout ritual that he claimed allowed him to train more intensely and concentrate more effectively throughout his training session.While marijuana has always had a relatively innocuous reputation compared to other mind drugs, such as cocaine and heroin, few people are aware of its true effects on the body. Entire volumes have been written documenting the physiological effects of marijuana, but many people are still confused.Active IngredientsKnown to botanists as Cannabis …show more content…

The bracts, flowers and leaves contain the most, while the stems, seeds and roots contain lesser amounts. The most concentrated form of all, however, is hash oil, which is the distilled liquid resin of the female marijuana plant. Street pot has gradually increased in potency over the years, and current versions are thought to be five to 10 times more potent than the stuff people used to "tune in and turn on" in the '60s.When inhaled, as from a "reefer, or joint, THC is rapidly absorbed. Studies show the systemic bio-availability of THC following smoking is about 18 percent, with heavier users absorbing more than casual smokers. That compares with the oral uptake, from, say, a pill, of only 6 percent. The peak effects of the drug occur within 20 to 30 minutes and last for two to four hours.THC circulates through the body and, being highly fat-soluble, easily enters the brain. About 80 to 90 percent of an intravenous dose of THC is excreted from the body in five days, although metabolites remain detectable in urine for 10 days after a single dose and more than 20 days after chronic

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