Increased levels of this sex hormone have been linked to breast cancer. One recent study linked dairy products to an increased risk of ovarian cancer. 3 Vegetarians avoid the animal fat linked to cancer and get abundant fiber and vitamins that help to prevent cancer. In addition, blood analysis of vegetarians reveals a higher level of Natural Killer Cells, specialized white blood cells that attack cancer cells. 4 Beating Heart Disease Vegetarian diets also help prevent heart disease.
Animal products are the main source of saturated fat and the only source of cholesterol in the diet.
Vegetarians avoid these risky products. 6 Heart diets that include animal products are much less effective, usually only slowing the process of atherosclerosis. Lowering Blood Pressure Back in the early 1900s, nutritionists noted that people who ate no meat had lower blood pressure. It was also discovered that vegetarian diets could, within two weeks, significantly reduce a person's blood pressure. These results were evident regardless of the sodium levels in the vegetarian diets.