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Every February 4 the World Cancer Day, one of the leading causes of death worldwide. The key message or the cornerstone of the fight against cancer is currently early detection as it improves the prognosis and survival of cancer cases, especially breast cancer.
The World Cancer Day 2018 Its motto is "We can, you can", a way of uniting the world in the fight and prevention of cancer.
Along these lines, it should be noted that a significant percentage of cancers can be cured by surgery, radiation therapy, or chemotherapyespecially if they are detected at an early stage. This is the case with breast cancer, which is the most common cancer in women in both developed and developing countries. The incidence of breast cancer is increasing in the developing world due to increased life expectancy and the adoption of Western lifestyles. Prevention and early detection strategies aimed at improving the prognosis and survival of these women remain the cornerstone of breast cancer control in the world.
On the other hand, it is significant that lung cancer takes the cake for currently killing more people than any other cancer due to smoking. Some types of cancer, such as those of the prostate, breast and colon, are more frequent in developed countries. While other types of cancer, such as those of the liver, stomach and cervix, are more common in developing countries.
However, it is important that we understand that everyone and each of us can prevent it, because it is our hand. To better understand it, it is convenient to know that cancer is a process of abnormal growth and spread of cells. The onset of the disease can occur anywhere in the body and the tumor usually invades the surrounding tissue and metastasizes to distant points in the body.
Many types of cancer could be prevented by avoiding exposure to common risk factors such as tobacco smoke, an unhealthy lifestyle (tobacco and alcohol use, poor diet, lack of physical activity), and exposure to carcinogens (for example, asbestos) in the workplace or in the environment (for example, from indoor air pollution), radiation (for example, ultraviolet or ionizing) and some infections (for example, hepatitis B or papillomavirus infection human).
The main risk factors for cancer that can be avoided are:
1. Tobacco use: it causes 1.8 million deaths annually from cancer (60 percent of these are in low- and middle-income countries).
2. Excess weight, obesity or physical inactivity: together they cause 274,000 deaths annually from cancer.
3. Harmful consumption of alcohol: it causes 351,000 deaths annually from cancer.
4. Sexually transmitted human papillomavirus infection: it causes 235,000 deaths annually from cancer.
5. Carcinogens in the workplace: cause at least 152,000 deaths from cancer.
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