In 2020, there were over 600,000 new cases of esophageal cancer. Surprisingly, Asian countries including Japan account for 80% of those cases. Esophageal cancer is hard to detect in the early stages, but the main risk factors are alcohol and smoking. Asians are said to have a high incidence rate due to their low tolerance to alcohol. How high is your risk? Do you experience facial flushing but still drink alcohol frequently? Do you smoke or lack fruit and vegetables in your diet? Are you obese? Find out the mechanisms of esophageal cancer and how to prevent it.