Caffeine is absorbed primarily by the stomach and intestine. Absorption reaches 99% in the intestinal tract.
It has benefits and it has side effects. It helps keep people alert by stimulates the central nervous system. Some say it improves physical and mental performance. It has diuretic activity.
Moreover, caffeine produces a feeling of well-being, increased energy, increase attention, concentration, desire to socialize and motivation for work.
Some studies list is as a mood elevator, and a pain reliever. Because of the increased alertness levels of those who consume caffeine, there has been improved performance in activities such as test-taking, driving, flying and problem solving.
These characteristic include both caffeine’s ability to improve people’s moods, self-confidence and energy and what researchers call ability to act as a reinforce.
There are side effects of caffeine though: insomnia, nervousness, increased tension and anxiety-panic attacks.
The Food and Drug Administration advises pregnant women to avoid it altogether. Mother of premature babies and babies with cardiac problems should limit caffeine intake and should report what they do consume to baby’s pediatric care provider.
There was a report on a series of patients presenting a variety of symptoms he attributed to the use of coffee, or tea, concluding that eliminating caffeine from the diets could be beneficial. Caffeine occurs naturally in the leaves, seeds or fruit of over 60 plants including those that produce coffee beans, tea leaves and cocoa beans.
However, it was recommended that who terminated the caffeine use abruptly were at risk for developing a severe headache, fatigue, sleepiness, mood disturbance or impaired concentration. Coffee consumption should be reduced gradually over a week or more.
Caffeine is found in coffee beans, tea leaves, and cacao among other plants.
The good and bad about caffeine
