10-line Essay Practice
Topic: Why is regular exercise important?

Introduction
1. Exercise is important for staying healthy and happy.
2. Regular exercise has many benefits for both the body and mind.

Body
3. Firstly, exercise keeps the body strong and healthy.
4. For example, running or swimming improves heart health and builds muscles.
5. Secondly, exercise helps reduce stress.
6. When people exercise, their brain releases chemicals that make them feel happy.
7. Lastly, regular exercise gives people more energy.
8. As a result, they can concentrate better at school or work.

Conclusion
9. In conclusion, regular exercise improves physical and mental health.
10. Everyone should try to exercise every day to live a happier life.