Research indicates that drug rehab does not need to be voluntary to be effective.
Psychological addiction on alcohol may occur with regular use of even relatively moderate daily amounts. It may also occur in people who consume alcohol only under certain conditions, such as before and during social occasions.
Opiate use brings about an intense euphoria, or rush, that lasts only briefly and is followed by a few hours of a relaxed, state of contentment.
Statistics indicate that anywhere from 125 and 203 million people worldwide have used marijuana at least once in the past year.