It is possible for bacon to cause cancer if consumed over a long period of time.
Bacon is a kind of high-energy cured food, bacon in the production process of vitamin loss is serious, nitrite content rises (a common carcinogen), often eat bacon may lead to increased nitrite content in the body, increasing the risk of gastric, esophageal and intestinal cancer.
And bacon is high in sodium, fat and cholesterol, which is likely to raise blood pressure in hypertensive patients.
Therefore, it is recommended to consume bacon occasionally and in moderation; it is recommended to ensure that each meal contains carbohydrates, proteins, fats, and fibers, and it is not recommended to eat only meat at each meal without eating green vegetables or staple food.