Most people will tell you that without a cup of coffee in the morning, they cannot function. Coffee is a good drink when consumed in right amount.
Legend says that Kaldi, an Ethiopian, discovered his goats enjoy eating coffee plants. Curious, he tasted the leaves and began to dance around. A passing monk (僧侣) witnessed the scene and took some back to his fellow monks. Later that night, the monks experienced extreme inspiration. Soon Arabia was roasting coffee beans. By 1000 A.D. Muslims were drinking coffee to stay awake. A merchant from Venice introduced coffee to Europe in 1615. By 1696, the Dutch started growing the coffee bush in Java. By 1723, coffee plants were introduced to the Americas. Today, coffee is the most popular drink in the world.
Caffeine (咖啡因) is the major chemical in coffee. Caffeine poisoning can occur if more than 400 milligrams of caffeine is drunk in a short period, which is about four to five cups of coffee. So it should be avoided before bed.
Studies have shown that it helps cognitive (感知) skills in elderly women. Women who drank three cups of coffee daily scored higher on memory tests than women who drank one cup of coffee.
Large amounts of coffee can cause nervousness, worries and heartburn. However, if mixed with milk, it is fine. The more you drink, the more you depend on it. For some people, just one cup of coffee a day is OK.
A. Coffee has many benefits.
B. Coffee can be addictive like any drug.
C. Caffeine will also cause sleep difficulty.
D. The caffeine in coffee can actually help fight disease.
E. However, it is considered harmful if taken in large amount.
F. Drinking coffee while you have this kind of disease will make it worse.
G. Whether the legend is true or not, the discovery of coffee dates back to 800 A.D.
