Monday, June 29, 2015

Cancer


Cancer is the second leading cause of death and there are many studies that show a link between cancer and nutrition. Cancer has many risk factors and it can be impossible to determine for sure why a person develops cancer.

Environmental risk factors make up about 9% of the total cancer risk. Environmental factors include viruses and other biologic agents, pollution, ionizing, and ultraviolet radiation.

Genetic and related risk factors make up about 14% of the total cancer risk. These risks include a family history of cancer, perinatal factors/growth, reproductive factors, prescription drugs, and medical procedures.

Lifestyle risk factors make up about 77% of the total cancer risk. These are factors that, for the most part, you have control of and can change. These risks include tobacco use, diet/obesity, sedentary lifestyle, job related factors, alcohol, socioeconomic status, salt/food additives, and preservatives/contaminants.

There are different lifestyle factors that can increase or decrease a person's risk of different types of cancer. The risk of lung cancer appears to be decreased by consumption of adequate fruits and vegetables and also by regular physical activity. The risk of lung cancer appears to be increased by smoking tobacco, high red meat consumption, and a diet high in saturated animal fat.

The risk of colon and rectal cancer appears to be decreased by adequate consumption of fiber, fruits, and vegetables, and also by regular physical activity. The risk of colon and rectal cancer appears to be increased by obesity, red meat consumption, high alcohol consumption, a diet high in saturated animal fat, and smoking tobacco.

The risk of breast cancer appears to be decreased by regular physical activity and adequate fruit and vegetable consumption. The risk of breast cancer appears to be increased by obesity, high alcohol consumption, and a diet high in saturated animal fat.

The risk of pancreatic cancer appears to be decreased by adequate fruit consumption and regular physical activity. The risk of pancreatic cancer appears to be increased by obesity, smoking tobacco, and high red meat consumption.

The risk of liver cancer appears to be decreased by adequate fruit consumption and increased by high alcohol consumption and obesity.

The risk of esophageal cancer appears to be decreased by adequate consumption of fruits, vegetables, and fiber. The risk of esophageal cancer appears to be increased by smoking tobacco, obesity, high alcohol consumption, and high red meat consumption.

The risk of kidney cancer appears to be increased by obesity and smoking tobacco.

The risk of stomach cancer appears to be decreased by adequate fruit and vegetable consumption and increased by regular consumption of smoked foods and foods cured with salt or nitrate compounds.

The risk of mouth and throat cancer appears to be decreased by adequate fruit and vegetable consumption and increased by smoking tobacco and high alcohol consumption.

The risk of ovary and endometrium cancer appears to be decreased by adequate vegetable consumption and regular physical activity and increased by obesity and high red meat consumption.

What is key to a healthy life is good nutrition, regular physical activity, and being a non-smoker.


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