... commonly associated with working out is called dopamine. This chemical, produced by the brain during exercise, results in positive feelings, elevating an individual's mood, and creating a sense of exhilaration and euphoria. A number of researchers have theorized that this is one of the main motivating factors behind the need and desire of some human beings to exercise, as the release of dopamine ... a workout I begin to feel a high of sorts that keeps increasing as I continue the physical activity. When I am done with my exercise routine I have that sense of well-being associated with e...

• Word Count: 1387
• Approx Pages: 6
• Has Bibliography
• Grade Level: Undergraduate

... . Drug precipitation Drugs such as heroin, amphetamines, and cocaine give rise to symptoms that are characteristic to schizophrenia, such as delusions, hallucinations, and a loss of sense of reality. This induced euphoria is the intent of the drug; however, a person who is genetically predispositioned to schizophrenia may never come down from their "high". As in schizophrenia, these drugs cause an elevated amount ... anti-psychotic drugs reduce the effects of illegal drugs (such as the delusions and the hallucinations). If one takes anti-psychotic medication while "high" on illicit drugs...

• Word Count: 3057
• Approx Pages: 12
• Grade Level: Undergraduate

... an increase of the same neuro-chemical at the synapses. This manipulates the brain into believing the neural systems for pleasure has been activated as an elevated mood of 'euphoria' or 'a high' (Toates. 2007) is induced. This rapid depletion of dopamine from the neurons has a counteractive effect creating a dysphoria, a downer, leading to a craving for more cocaine to regain the ... ...

• Word Count: 1030
• Approx Pages: 4
• Has Bibliography
• Grade Level: Undergraduate

... in the central nervous system and in the peripheral nervous system increases. Ritalin-induced CNS stimulation produces a decreased sense of fatigue, an increase in motor activity and mental alertness, mild euphoria, and brighter spirits. In the PNS, the actions of Ritalin are minimal at therapeutic doses (Clark 2). Ritalin is the quickest of all oral ADHD stimulant medications in onset of action ... ...

• Word Count: 2502
• Approx Pages: 10
• Has Bibliography
• Grade Level: Undergraduate

... in the central nervous system and in the peripheral nervous system increases. Ritalin-induced CNS stimulation produces a decreased sense of fatigue, an increase in motor activity and mental alertness, mild euphoria, and brighter spirits. In the PNS, the actions of Ritalin are minimal at therapeutic doses (Clinical Pharmacology Online 1997). Ritalin is the quickest of all oral ADHD stimulant medications in ... ...

• Word Count: 2456
• Approx Pages: 10
• Has Bibliography
• Grade Level: Undergraduate

... . Given that we know so much about nicotine's ill effects, we might expect that people would avoid it like the plague. But nicotine, in common with all addictive substances, produces euphoria. Smoking delivers a rush of nicotine to receptors, alerting them and increasing their number. Since the receptors are located in the pleasure mediating centre of the brain - the mesolimbic system - smoking ... ...

• Word Count: 570
• Approx Pages: 2
• Grade Level: Undergraduate

... of abuse also boost dopamine levels. When a person takes a hit of crack cocaine -- or a drag on a cigarette -- the drugs cause a spike in dopamine levels in the brain, and a rush of euphoria, or pleasure. While it's not the only chemical involved in drug abuse, experts have come to believe that dopamine is the crucial one. In 2001 a study was led by researcher ... ...

• Word Count: 1130
• Approx Pages: 5
• Grade Level: Undergraduate

... be rapidly addicting (Nordahl et al., 2003). When taken in low doses, methamphetamines increase energy levels, causing enhanced attentiveness and alertness. When taken in high doses, methamphetamines create feelings of euphoria and a sense of well-being, often facilitating an enhanced self-esteem. The side effects include suppressed appetite, insomnia, restlessness, and irritability. Long-term use of methamphetamines can cause impairments to ... ...

• Word Count: 2798
• Approx Pages: 11
• Has Bibliography
• Grade Level: Undergraduate