Answer the following question given this paragraph: 

Regular physical exercise is important in preventing lifestyle diseases such as cardiovascular disease, some types of cancer, type 2 diabetes, and obesity. Regular exercise also improves the health of the muscular system. Muscles that are exercised are bigger and stronger than muscles that are not exercised.


Q: Cardiovascular disease, some types of cancer, type 2 diabetes, and obesity are considered what kind of preventable diseases?

 Choices:

- environmental diseases

- atmosphere diseases

- age diseases

- lifestyle diseases

A:
lifestyle diseases
