Amongst the many addictions there are today, that of drugs and alcohol are the most common. Alcohol is probably the most common out of these, with an estimated 18 million Americans having an alcohol abuse problem. Drug abuse is a major problem due to the diversity of drugs being abused and the availability of certain drugs. Substances such as Cocaine, Ecstasy and Heroin are the most frequently abused drugs with addictions to LSD, Speed, PCP, Steroids and Inhalants also commonly found. Prescription drug abuse is on the rise with addictions to such medicines as Vicodin, Ritalin and Valium being especially common amongst school age groups, alongside household chemical abuse. ‘Softer’ drugs, such as Cannabis, continue to cause addiction problems amongst a large group of individuals.