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  • Words Caffeine And Coffee
    1,140 words
    Have you ever been so tired that you " ve dozed off at work? Or tried to stop yourself from falling asleep while you " re driving or even worse - got caught sleeping in class? These instances could have been prevented by doing what 90% of Americans do every day - by consuming CAFFEINE. If anyone here feels you can't make it though your day without a cup of coffee, you are probably addicted to it (I'll discuss more on that later). Here's an interesting fact: both words caffeine and coffee are der...
  • Participants In Your Experiment
    512 words
    Design of a Psychological Experiment Psyc 100 (0110-0129) Fall, 1996 Dr. SternheimReport #1 (10 points) Problem: Suppose you are a psychologist who is interested in the effects of caffeine on the eye-hand coordination of students enrolled at UMCP. Design an experiment to test the hypothesis that caffeine enhances a student's ability to hit a baseball. Describe your experiment by answering the following questions: 1) What are the independent and dependent variables? The independent variable would...
  • Caffeine Oils And Acids In Coffee
    1,033 words
    Caffeine A lot of people often wonder what caffeine is. When isolated in pure form, caffeine is a white crystalline powder that tastes very bitter. The chief source of pure caffeine is the process of decaffeinating coffee or tea. Caffeine is used to provide " boost energy" or a feeling of heightened alertness. It is often used to stay awake longer and late into the night. Many people feel as though they "cannot function" in the morning without a cup of coffee to provide caffeine and the boost it...
  • Two Laboratory Effects Of Caffeine
    440 words
    Caffeine As can be seen above, caffeine consists of two carbon / nitrogen rings with oxygen and methyl groups as substituent's. The fused rings are similar to those in adenine only the substituent's differ. Caffeine is found in coffee, tea, and many soft drinks. There is also some amount of caffeine in chocolate, as well as a closely related stimulant, . The caffeine in sodas is generally produced from the cola berries, and is either a by-product of the cola flavoring or is added for flavor and ...
  • Excessive Use Of Caffeine
    647 words
    Caffeine / Caffeine is the most widely used drug in the world. It is an effective stimulant of the central nervous system and in large amounts can produce undesirable side effects such as: nervousness, insomnia, rapid and irregular heartbeats, elevated blood sugar and cholesterol levels, excess stomach acid, and heartburn. Based on our incomplete knowledge of side reactions to caffeine, prudent use seems desirable for all consumers, male and female. The problem is particularly significant for ch...
  • Pepsi Co And Center Grove High School
    440 words
    HAS CENTER GROVE SOLD US OUT Recently Center Grove High School agreed to a contract with the Pepsi Corporation for advertisement rights. In return Center Grove received a large sum of Pepsi money. The Pepsi Co. is also allowed to place their machines in our school cafeteria. Even more recently have they changed the machines from cans to larger more expensive bottles (which makes the problem worse). Center Grove has sold us out. With out taking our health into consideration, they signed it away. ...
  • Questions About Caffeine And Coffee
    835 words
    Caffeine, is it a helpful drug or a hazardous toxin Caffeine is a naturally occurring substance. It is found in seeds, leaves or fruits in about 60 plants. Beverages with caffeine in them have been consumed since 2700 B.C... People all over the world consume caffeine every day. Many people have various ideas on the way caffeine affects the human body. Some experts say it prevents cancer while others say caffeine makes people more prone to cancer. You decide. In the article What You Should know A...
  • Side Effects In The Usage Of Caffeine
    785 words
    12/04/99 Applied Chemistry Research-Caffeine Graham Cousins Caffeine, a odorless slightly bitter substance that is in most caffeinated beverages. Caffeine is present in about 4% of tea leaves and in coffee. Caffeine contains two other alkaloids, theobromine and theophylline. These two relax the muscles while the caffeine stimulates the heart and respiratory systems. The caffeine in a substance is a stimulant of central nervous system, cardiac muscle and respiratory system. Its purpose is to dela...
  • Relationship Between Caffeine Consumption
    502 words
    Caffeine and Pregnancy Today, with increased attention to maternal nutrition, many women wonder if it's safe to consume caffeine-containing foods or beverages during pregnancy. While some studies have shown conflicting results, the weight of scientific research continues to indicate that moderate caffeine consumption does not affect fertility, or cause adverse health effects in the mother or child. Fertility Since many women are delaying pregnancy, more research has focused on identifying the fa...
  • Negative Effects Of Caffeine
    816 words
    Most of us don't know, but caffeine is present in almost every drink sold in supermarkets. Most people consume caffeine because of the positive effects it has, however, most of us would be shocked at the negative effects it imposes. Caffeine, for years, has been regarded as a mild stimulant whose usage throughout the world has increased greatly because of the effects it has on the central nervous system. However, if you knew that caffeine causes physical and psychological dependence just after 1...
  • Blood Flow To The Muscles Caffeine
    1,103 words
    The debate on coffee is an age old one, which has been occurring now for centuries. Pope Clements V was asked by the Roman Clergy to ban coffee because it was the 'Devil's Drink' in 1600. Fortunately, the Pope enjoyed it so much that he blessed it, and converted it to a Christian beverage. (Hons, caffeine) Caffeine in its multiple forms, is the only drug that is distributed freely across the world. While many people link caffeine with a multitude of health risks including Osteoporosis, heart arr...
  • Ephedra In Combination With Caffeine
    3,259 words
    Ephedra (Ma huang) Ma huang is an herb that has been used in China for over three thousand years. Ephedra contains ephedrine alkaloids, which are naturally occurring compounds found in plants. Another alkaloid in ma huang, pseudoephedrine, is less potent than ephedrine and is used in common cold remedies. For the last several years, there has been a great deal of debate involving the use of weight loss products that contain ephedra (also known as ma huang). Some in the medical establishment have...
  • Beneficial O Improve Performance
    360 words
    Positive Stimulant Effects of Caffeine Caffeine is a mild stimulant, acting on the central nervous system and some other organs of the body, for example the kidneys. It also increases metabolic rate. Consumption of caffeine equivalent to that found in a couple of cups of coffee has been shown to improve alertness and enhance concentration. Alertness and Mood o Caffeine can increase the speed of rapid information processing by 10% o A cup of regular (caffeine-containing) coffee after lunch helps ...

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