The withdrawal symptoms with barbiturates and benzodiazepines can be worse than withdrawal from heroin.
The most recent national and state surveys indicate that inhalant abuse reaches its peak at some point during the sixth through the ninth grades.
In order to experience the symptoms of drug withdrawal, the individual must have first developed a physical/psychological dependence to the substance.
Reliable studies show that the burnout period Ecstasy users experience is a direct result of the depleted serotonin levels in the brain that ecstasy use creates.