An inability to achieve adequate rest at night creates a huge quality of life issues for many people. Lack of sleep can put you in…
Methamphetamine is a highly addictive stimulant that strongly affects the central nervous system. This drug comes in the form of an illicit substance (crystal meth…
Ritalin, with the active ingredient methylphenidate, is a central nervous system stimulant that is prescribed for ADHD (attention-deficit/hyperactivity disorder). Ritalin has also been used to…