The Effect Of Coffee On Reaction Time On A Group Of Swinburne Nursing Students Essay

According to the results, the columns of caffeine in figure 1, of this experiment the hypothesis for caffeine is partially accepted. There is an increasing trend in the change of pulsation rates with increasing

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.

Caffeine’s mental appeal is just as trendy as its physical purpose. Caffeine has been proven to stimulate the central nervous system. Caffeine stimulates the Central Nervous System at high levels, like the medulla and cortex, and even has the ability to reach the spinal cord in larger doses. The effect of caffeine in the cortex is a clearer thought process and also can rid the body of fatigue. This gives people a greater ability of concentration for 1-3 hours. For athletes competing in sports where quick thinking and rapid reactions are necessary, caffeine can provide a huge edge. However, these results are much more inconsistent than the experiments done on caffeine in endurance sports. (http://www.garynull.com/Documents/CaffeineEffects.htm)

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.

Have you ever drank a cola or any type of soda? Have you read or heard about the main ingredient including caffeine? Well caffeine is a bitter powder like substance that's very unhealthy and healthy in the same cause. Caffeine can lead to heart attacks but if taken in the right amount can help with long days at work.

Relevance: For the most part, many of you drink a caffeinated beverages in your daily lives and today we are going to explore one specifically, coffee.

I viewed a video called "Your brain on coffee", put out by a channel called AsapSCIENCE, this video was about how the caffeine in coffee impacts your brain. The video was well produced, the creators used moving visuals to capture the attention of young adults, which is most likely the intended audience. Mitchell Moffit and Gregory Brown, degree-holding scientists and the creators of the content in question, use their credibility to validate the information they have given. The video is factual, containing need to know information about the effects of caffeine; this steers my project in a certain direction. They say things like "Ultimately the more adenosine there is the more tired your brain feels...the caffeine in your coffee is incredibly similar to adenosine", which is a scientific approach. This simply is stating that adenosine and caffeine are similar in structure, but while adenosine makes you tired throughout the day, caffeine eliminates that effect by taking adenosine's place in the body.

Caffeine is a stimulant commonly found in everyday products such as coffee, tea, soft drinks, and cacao products. About 80% of the world consumes caffeine on a daily basis. This chemical’s charm is in its ability to cause awakeness and alertness. However, over consuming caffeine can lead to certain addiction; some habitual and others because of tolerance.

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

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.

The metabolism results of study A showed caffeine results (Fig. A) as expected. Pre-caf gave the earliest caffeine reading, followed by dur-caf. Urinary caffeine levels (Fig. B) were well below the International Olympic Committee regulation of 12µg/ml. Plasma analysis showed that blood glucose levels were higher in the pre-caf treatment, possibly due an increase in metabolic rate from the

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

The study used for this project is a nursing and health sciences study. One particular healthcare facility is trying to determine if it is a good idea to provide coffee in the waiting room for the patients. There are several other facilities that serve tea, coffee, and water, so this health care facility wants to determine if there is sufficient evidence to show that coffee increases the patient heart rates.