The brain is inarguably one of the most complex organs in the body. Messages sent between neurons in the brain are responsible for our thoughts, perceptions, actions and reactions. Like an intricately wired machine, the brain is the organ that, essentially, controls the entire body. However, with such complexity comes an increased risk of malfunction. In her book, The Human Brain: A Guided Tour, Susan A. Greenfield estimates the number of neurons in the brain …showed first 75 words of 951 total…

…showed last 75 words of 951 total…never be too careful. Greenfield, Susan A. The Human Brain: A Guided Tour. Basic Books, 1998 Breggin, Peter R, MD. Talking Back To Ritalin. Perseus, 2001 Physician's Desk Reference 48th Ed Hospital Library Edition. Medical Economics Company, 1994 Epstein, Samuel, MD. Health Freedom News,Vol. 20, no. 1, Feb. - March 2002. National Toxicology Program. Cancer Prevention Alert No. 15. http://www.preventcancer.com/pdf/ritalin.pdf Drug Enforcement Agency News Release. October 20, 1995 http://www.usdoj.gov/dea/pubs/pressrel/pr951020.htm