Analysis of Research on Caffeine's Effects on Mood Dimensions

The inverse effects between the consumption of stimulant like caffeine and depressant like alcohol has been well established over the years. Alcohol has a paradoxical effect that makes it first appear as a stimulant (American heart association, 2015). The two faced nature is due to ethanol the most active ingredient in alcohol. Alcohol slows down the nervous system by acting on the brain’s inhibitory neurotransmitter called gamma-aminobutyric acid. Studies have shown Bradycardia (slow or decreased heart rate) in people who consume too much alcohol (ehealthMe, 2015). Drinking alcohol can completely alter a person’s concentration, mood, and coordination (National Institute on Alcohol Abuse and Alcoholism, 2013). Too much consumption of alcohol could

This article discusses the affects caffeine has on several aspects of human health. These included toxicity, cardiovascular effects (arrhythmia, heart rate, cholesterol and BP), bone/calcium balance, behavior, and reproductive and developmental effects. It also discussing the affect caffeine intake has on children and reproductive-aged women.

1. To assess the effect of caffeine on persistence researchers assign their participants to a group that gets a non-caffeinated beverage or a group with a caffeinated beverage. They measure how much time the participants spend on a difficult puzzle.

Thesis: Caffeine can have many different effects on the body depending on the amount of consumption.

An independent samples t-test was conducted to examine the difference between experimental conditions on test performance. The results indicated a significant difference between participants who consumed the caffeinated beverage and participants who did not, with participants in the caffeinated group (M = 7.64, SD = 2.41) performing worse than participants in the non-caffeinated group (M = 9.81, SD = 3.16), t (97) = 2.14, p < .05.

Coffee replaced alcohol in many places. Europe replaced their morning beer with coffee which enhanced their daily work. The active ingredient in coffee is caffeine, which is a stimulant and the most commonly consumed psychoactive substance in the world. Caffeine affects the particular areas of the brain responsible for memory and concentration, providing a boost to short-term memory. In addition, coffee helps battle fatigue, enabling you to exercise longer. Although, these were not the intended uses for coffee, it has been used for its

Caffeine is one of the most consumed psychoactive substances around the world. Caffeine is not bad for health, some researchers even show positive effects. Caffeine appears to reduce fatigue. And in this way also has an indirect effect on decision. Regarding cognitive function, caffeine has an effect on reaction time. Some studies also show a positive effect on long-term memory.

The behaviour of caffeine acts as a stimulant which increase brain memory. Caffeine belongs to the xanthine chemical group that has an influence on the central nervous

Caffeine is demarcated as a drug because it arouses the central nervous system, causing increased alertness. Caffeine gives most people a temporary energy boost and elevates mood. That’s why everyone generally uses it for plenty of reasons mostly dealing with work or school. Some people use caffeinated energy drinks to improve their endurance while playing sports or to dance for long periods. That’s just the beginning, these are the things that caffeine does to the brain, heart, fetus, and body.

Thesis: Caffeine is something that almost everyone has consumed and some people are even addicted to. Caffeine has negative and positive effects on one’s health

One on the beneficial effects on caffeine, two the negative effects, and finally on trends in caffeine consumption

According to energyfiend.com a study in Japan showed that caffeine increases memory and has been shown to decrease the rate of Alzheimer’s. This study also showed that caffeine can decrease depression by increasing Dopamine (A mood altering hormone) in the brain. With the increase in production of Dopamine, daily intake of caffeine has also been shown to decrease the rate of Parkinson’s disease.

According to Gilliam 2008, the effect of caffeine on mood depends on the amount consumed and the individual's dependence and tolerance. For

Ever stay up late studying for a test or exam and wake up exhausted? Or just experienced a long day and need an extra boost? Many people believe caffeine is the answer to anyone’s drained state of being. Healthline.com explains that, “Caffeine reaches your brain quickly and acts as a central nervous system stimulant.” Caffeine is commonly referred to the most widely used drug on the planet, so the next question is which caffeine-filled product is the most efficient? It is widely debated whether energy drinks or coffee can provide the best balance of caffeine, flavor, and other ingredients, but after researching, I have come to conclude coffee is superlative in all aspects.

Caffeine has many negative effects on humans, such as increased heart rate (Lane, J.D., 2002), depression (Goldstein, 2008), and addiction to this “drug.” You may be asking yourself, “What is caffeine?” Well, caffeine is actually a stimulant (Barone, Roberts, 2008) that is found in beverages such as tea, coffee, and soft drinks. In fact, caffeine is the highest grossing and most used stimulant in the United States (Barone, Roberts, 2008). It is estimated that 85% of adults living in the United States consume caffeine on a daily basis (Barone, Roberts, 2008). That means for every 100 adults, 85 of them have had a drink that contained caffeine on any given day. One reason caffeine is so widely available compared to other stimulants is