In my opinion, a healthy life includes physical and mental health. People need a healthy diet and regular exercise to make our bodies healthier and healthier.
Extended statement: Describe what kind of life is a "healthy life" →
We should get enough sleep every day, eat healthy food and spend some time doing regular exercise. Try to relax yourself and keep a good mood every day.
Conclude, point out the main idea →
Only by maintaining physical and mental health can people have a healthy life.