Many people like to eat catfish because it tastes delicious, has a soft texture, and is affordable. But who would have thought that this fish turned out to have a danger to the health of the body. Catfish are fish that can live in dirty and low oxygen water. Therefore, many catfish are kept in a bad way, for example placing them under latrines. This can cause catfish to contain a lot of bacteria such as e-coli which causes stomach pain and diarrhea. It doesn't stop there, the negative effects of catfish that are kept in a bad way can be exacerbated by cooking methods that use trans oil. Alert! This Danger of Eating Catfish This has the potential to multiply the danger to the body, including triggering blockage of arteries, and causing heart disease. Processing catfish using used oil can also trigger the appearance of abnormal cells in DNA, and potentially cause a person to develop liver cancer and stomach cancer. However, as long as catfish are kept in ponds and ponds far from cattle pens and latrines, and use clean water and good food, then the fish are safe for consumption.