Final answer:
The five factors related to esophageal cancer are estrogen, tobacco smoke and bile acids, Heliobacter pylori, poor diet and physical inactivity, and obesity.
Step-by-step explanation:
Factors Related to Esophageal Cancer
1. Estrogen: This hormone has been linked to an increased risk of esophageal cancer, especially in women.
2. Tobacco smoke and bile acids: Exposure to tobacco smoke and bile acids, such as deoxycholic acid (DCA) or lithocholic acid (LCA), can increase the risk of esophageal cancer.
3. Heliobacter pylori: This bacterium is known to cause inflammation in the stomach lining and can lead to an increased risk of esophageal cancer.
4. Poor diet and physical inactivity: A diet high in processed foods, low in fruits and vegetables, and a sedentary lifestyle can contribute to the development of esophageal cancer.
5. Obesity: Being overweight or obese is associated with an increased risk of esophageal cancer.