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Cancer Types Most Deadly. As we all know that cancer is the most deadly diseases throughout the world. On the day of the fallen world of cancer February 4, World Health Organization (WHO) announced the five types of cancer Deadliest, which ranks the top with the highest death toll.

Of the five types of the most deadly Cancers, it appeared that lung cancer ranks number bully, then at the second position is followed by stomach cancer and liver cancer which occupies the next position as the most deadly cancer in the world.

As for cervical cancer and brain cancer are not included in the five categories of the most deadly cancers.

And please note, that the WHO noted that nearly 80 percent of cancer deaths came from low-income countries and middle. In fact, a quarter of them occur before the age of 60 years. Most cases of cancer usually occur because the habits and unhealthy lifestyle. But by modifying your lifestyle, at 30 percent risk of cancer can be prevented. And here are 5 types of diseases the most deadly cancers in the world as announced by the WHO "World Health" while welcoming the World Day (February 4, 2012).

1. Stomach cancer (740 000 deaths)

Some types of cancer known to affect the stomach. Adenocarcinoma is the most common type of cancer to the stomach. Development of cancer is generally found in the lining of the stomach. Over time, the presence of cancer is starting to fade. Experts think this decline may be triggered due to lifestyle changes such as reducing salt intake and smoking.

2. Liver cancer (700,000 deaths)

In most cases, the cause of liver cancer caused by cirrhosis, which is the end result of chronic liver damage caused by chronic liver disease. Alcohol abuse is the most common cause of cirrhosis of the liver.

3. Colorectal cancer (610 000 deaths)

Colorectal cancer can begin to grow from the large intestine (colon) or rectum (end of colon). Initially, nearly all colorectal cancers are benign (polyps), but over time develop into cancer. This cancer is a type of cancer the world's third largest in terms of number of sufferers. Colorectal cancer is also the number two cause of death of two worlds, in which the age factor influences.

4. Lung cancer (1.4 million deaths)

This is the most deadly type of cancer for both men want any woman. Each year, more people who died of lung cancer than breast cancer, colon, and prostate cancer (even though all three combined).

Smoking is the leading cause of lung cancer. The more cigarettes you smoke each day and the earlier you start smoking, the greater the risk of lung cancer. There is no evidence that smoking low-tar with a reduced risk of lung cancer. That variety of the most deadly cancers in the world, told Reuters Health.