Well...there are many causes both known and unknown. From the external environment: smoke, particles, carcinogens, toxins may cause cancer. At the chromosomal level, a defective DNA repair mechanism or a defective growth of particular cells may cause cancer. Due to the vast nature of a variety of cancers, there are a variety of causes. Some cancers have a propensity towards a particular type of irritant..for example lung cancer is caused due to the cell damage caused by the substances in cigarette smoke, skin cancer may be caused by continous exposure to UV light. The body is constantly trying to fight off these abnormal cells and evolving.

cancer early stages can be controlled with this method.
from kumrao99@yahoo.co.in
yoga food therapy can cure it. you have to follow so many food restrictions.
you should avoid milk,curd,buttermilk,
icecreams,sweets,nonveg,eggs,fish,coffee,tea ,nuts(groundnuts,cashewnuts,almonds,pistha etc),pulses(bengal gram,blackgram etc) for 15 days.daily take 400gms of cucumber or 300gms of black grapes.,15 gms of ginger,15 gms of bittergourd.
If a person with disease takes above items,it will give strength to the disease and not nutrition to the body.Fasting is good for any disease. The prohibition of above items is semi-fasting.
our principle is all diseases arise due to one reason.it is due to negative eating and habits. Every patient has to change their life style-especially with regard to eating. People take strengthy foods under the wrong impression that they will give strength.Generally doctors suggest high nutrition.It leads to diseases. 95%of the people cant assimilate the food they ...more

Smoking and chewing tobbacco are themain causes of cancer

i think due to some tobaco chewing and more habbit of tea

Infections

1. Tabacco -> Oral Cancer, Throat Cancer, Lung Cancer, Intestine Cancer.
2. Smoking -> Lung Cancer & other similar Disease.
3. Unhealthy Lifestyle or unbalance diet -> Breast Cancer, Prostate Cancer.
4. Hapatitis-C Virus -> Liver Cancer.

No one , I suppose , knows the exact cause of cancer, and that too, the many different types of cancer. The main cause seems to be genetic. That is the genes passed on through the family tree. Envioremental conditions, smoking, junk food, and so on may enhance the condition but surely they are not the cause.

There are many causes of cancer both known and unknown. There are some external causes like: smoke, particles, carcinogens, toxins etc. At internal cause may be due at the chromosomal level, a defective DNA repair mechanism or a defective growth of particular cells may cause cancer. Due to the vast nature of a variety of cancers, there are a variety of causes. Some cancers have a propensity towards a particular type of irritant..for example lung cancer is caused due to the cell damage caused by the substances in cigarette smoke, skin cancer may be caused by continous exposure to UV light. The body is constantly trying to fight off these abnormal cells and evolving. Defective cells are unable to repair and no. of good cells become defective causing the growth of cancerous cells and damaging the vital organs.

due to herditary character and excessive smoking

smoking