<human>: Is it true that a person can live longer if they eat a diet high in fiber?
<bot>: Yes, a person can live longer if they eat a diet high in fiber. Fiber is found in plant-based foods such as fruits and vegetables. A diet rich in fiber helps to reduce the risk of developing heart disease, diabetes, obesity and some types of cancer. Studies have shown that people who consume more fiber tend to have lower mortality rates than those who do not.