The harmful effects of tobacco, the toxicity of nicotine and tar are known to be carcinogenous. Against which the tea acts as a blocker. It removes the unpleasant odor of cigarette from the mouth. In fact. tea phenols are used in chewing gums and in some of the mouth sprays.

The less than expected rates of death among the survivors of Hiroshima have been attributed to be fact that the inhabitants were consuming large quantities of green tea.

The research work carried out in Japan an China revealed that the crystalline substances in the tea brew acts against oxidation and. therefore as a retarder of senility.

Scientists in many countries have studies after the 70s the tea's effects preventing the cancer and mutations in the genes and obtained encouraging results with the green and black the plus oolong tea (partially fermented leaves before roasting).

The experiments conducted on rats showed that the green tea brew contained the sarcomal growth. The oral ingestion of a drug manufactured from the tea crystal, reduced by 23 percent the growth of Erlich tumors. The study made in 1988 and 1989 showed that the green tea significantly retarded the spread of this specific cancer type.

The same study indicated favorable results on 95 percent of the rats to which were given a green tea brew at 5 to 19 percent.

The tea also contains the intestinal cancers. In groups controlled by tea, the tumor was smaller and the total cure was marked in 95 percent of cases.

The investigations carried out likewise in china showed that both the black and green teas are capable to delay the spread of the stomachal cancer. A parallel study in Japan indicated that the region Shizvok where large quantites of green tea is consumed has cancer death rate five times less than the national average.

The hepatic cancers can be contained in 45 to 47 percent of cases when the green tea extract is ingested orally at the rate of 50 mg/ kg. The green tea extract is found to be more effective than that of the black one.

In summary, it may be stated that the tea has beneficial effects in both the initial and advanced stages of cancer. Since the people live in more poluted environment today, a means to offset the ill-effects of this phenomenon is required to ensure the longevity, and the tea can well constitute this panacea.

An old Chinese adage says that "three cups of tea a day keeps the druggist away".

The calorific value of the tea is low. One cup of tea contains a mere 4 calories. It also has a cooling effect in the human being. According to some claims, one liter of tea ingested a day during the summer months removes 534 calories from the body, or one cup deducts fifth times the amount of heat from the body than its own heat.

From time immemorial, the Chinese used the tea as an analgesic and antipyretic. The dilatation of capillary veins permits the body heat to be expelled and the fever is reduces as proven by laboratory tests. This is true for the capillaries of both the brain and the skin, thus the antypretism and analgesism.

The tea plays a refulatory role in the digestive system. It facilitates the digestion (with the partial exception of meats) and permits the stomach to be emptied faster.

A properly brewed tea has been shown not to lead to gas generation and acid execration in the stomach. It is a good beverage also for the adjustment of the water balance in the body after extended diarrheas.

The tea removes the lethargy and apathy and is good for the mental fatigue. In a control test made on humans it was shown that the ingestion of tea after a certain period of time led to the reduction of rheumatic disturbances and chronics hepatitis, decreases the artariosclerosis and exerted an antibiotic effect in dysenteris and stomachal and intestinal problems.

The tea taken during the meals is believed, however, to reduce the absorption of the iron. For this reason, it should be taken sometime after the meals.

Professor Dr. Nurhan Akyuz declares that the vitamin P in the tea gives elasticity and health to the skin, and its folic acid which help the production of new blood cells.

Adding that the tea facilitates the functioning of the heart and stimulates the nervous system, Professor Akyuz states that there are more cardiac cases among the tea abstainers than among the drinkers.