The old man is easy to suffer from gastric carcinoma to have because of _'s general knowledge

The old man is easy to suffer from gastric carcinoma to have because of _'s general knowledge
The people of any age may all suffer from cancer, but increase the apter to suffer from cancer with people's age. It is generally aptest to suffer from cancer over 40. This may be following the factor have something to do.
First take place, exist one the intersection of time and loud a incubation period before the cancer. Behind the carcinogenic factor acts on the human body, will not have illness coming on soon, will often pass the carcinogenic incubation period of 15-30 years. It was generally 20. Thus, if often contact carcinogen at 20-30 years old, the result will not have illness coming on until 40-50 years old later, age suffering from cancer like this seems large.
Second with old, immunological function of organism subside, therefore immunity in pathological change monitor function, reduce gradually from 40 years old. The weakening of immunological function, is favorable to emergence and development of tumour.
Third, the larger age is, the more chances which is exposed to the carcinogenic factor are, the influence that and the carcinogenic factor brings to the organism will be bigger and bigger, the person substantially as smoking, the longer the service life for smoking is, the possibility to suffer from cancer certainly just increases.
Fourth, the elderly's lung cancer, gastric carcinoma, prostate cancer, large intestine cancer, cervical cancer,etc., may cause and come from various pre-existing chronic inflammation, chronic trachitis, gastritis, ulcer, prostatitis, enteritis, cervix uteri inflammation of the elderly,etc..
Though it can not halted that the organization of the elderly declines, can strive for and prevent cancer from attacking. If take exercises actively, improve physique and health level, form the good hygienic habit, pay attention to the nutritive equilibrium of diet, prevent and cure various chronic diseases in order to prevent the canceration actively, do the work of keeping healthy well, fixed physical examination, try to find cancer early, treat early.
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