Studies have shown that people who are vegetarian for a long time live about 3.5 years longer than those who eat meat for a long time, which means that people who are vegetarian for a long time live longer than those who eat meat for a long time. Vegetarian food includes fruits, bean products, vegetables, nuts, etc. It contains a lot of dietary fiber and nutrients, and the fat content of these foods is relatively low, which will be more conducive to cardiovascular health and reduce the incidence of diseases such as diabetes and coronary heart disease. People who are vegetarian for a long time also have advantages in body shape, and they will be slimmer, while people who eat meat are more likely to be obese. Obesity is a risk factor for many diseases, and maintaining a healthy weight can make people live longer.