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Effects of Tea and Coffee on Human Health

It has become a fashion to take a cup of tea just after getting up in the morning. No sooner do you just wake up than order the maid servant to bring a cup of tea or coffee. There are people who have become habitual of consuming both of these beverages right after rising. They think their lives to be incomplete in the absence of these drinks, and without which they can do no physical or mental activity. But, if they come to know of the side effects of these tasty drinks, they may vow to quit it the very moment.

Harms Caused by Caffeine Present in Tea or Coffee

A cup of tea or coffee stimulates adrenaline gland in your body. Within the short period of an hour, the gland secretes a substantial quantity of chemical substances and releases them into the body. As a result of which, there is not only a rise in blood pressure, but also the level of sugar increases in the circulating fluid. The people who are addicted to both of these beverages, if go on quitting them at once, they are likely to experience laziness and inactivity, and their potential to work will greatly be reduced. This is primarily because of the fact that a cup of coffee accelerates the blood pressure about ten percent (10%) which brings about activity and efficiency in the routine work, and your working potential reaches at its maximum. Caffeine is the substance that triggers such mechanisms in the body and a single cup contains about 58 mg of it. Human beings have been using this substance for thousands of years. In the earlier times, rich and fashionable people used to consume beverages containing caffeine. In the modern times, there is an excessive use of soft drinks, like Coca Cola, that too contain sufficient quantity of the compound. Those who do not take tea or coffee, accumulate caffeine in their body by the consumption of soft drinks. Moreover, the medicines for headache, flu and allergic treatments do contain varying quantities of this medicinal substance.

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According to the findings of modern health scientists, the substantial intake of caffeine is injurious to health, and its frequent and regular consumption, makes the user develop addiction for it. It eliminates the signs of sleep and drowsiness. That is why it is also used for keeping you active and waking till late at night. Once you have become addicted to this chemical substance, it becomes very difficult for you to get rid of it.

The Mechanism of Caffeine Action

John Solomon, a professor at the University of Baltimore in the USA, has come up with a startling investigation that chemically caffeine shows close resemblance with adenosine, a chemical substance in your brain. The substance plays the role of a messenger in the body. When the molecules of adenosine enter the brain cells, they block the reactions of other chemical substances present therein. Similarly, the molecules of caffeine that enter the body with tea, coffee of soft drinks, get entry into the brain region and play the role resembling adenosine. In this way, the bitter white alkaloid offers an obstacle to various mechanisms in the brain and body regions, and the brain cannot maintain balance in the production of essential chemical substances. Under such circumstances, the brain cells device new locations for the accommodation of caffeine and adenosine. However, when there occurs decrease in the intake of the beverages and drinks, adenosine is left alone to influence the cells in the brain. This leads to lowering in your blood pressure, and the people addicted to tea or coffee suffer from severe headache accompanied by irritation, laziness and the change in temperament. Research findings have revealed that those who take, at least two cups of tea or coffee on regular basis, they are very likely to suffer from loss of senses, physical & mental tiredness, and difficulty in breathing. However, consumption of ten cups of coffee will lead to several dangerous consequences, e.g. ringing of sounds in the ears, disillusionment of the eyes, irregularity of the heartbeat rate, muscle stretching, etc. The symptoms, in their aggravated form, can even claim the life of the individual.

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Effects of Tea & Coffee on the Pregnant Women

Extensive and authentic research works have revealed that the pregnant women should quit or, at least, minimize the use of coffee and tea, because they may also leave adverse effects on the health of their child. It has also been revealed that the use of tea among children causes the deficiency of blood and iron. Tea also disturbs the functioning of liver and stomach.
To sum up, the side effects of caffeine in tea and coffee are alarming for human health. Particularly, it is very hard to get rid of the addiction of this substance, as the abrupt discontinuation of its intake causes several inconveniences in the body. However, if you have resolved to bear the hardships with patience, just after a few days, your health will be normalized.

Side Effects of Tea Tea Side Effects