Three types of risk factors that can affect a persons health?

1. Unmodifiable risk factors

These are risk factors that cannot be changed, such as:

* Age

* Gender

* Race/ethnicity

* Family history

2. Modifiable lifestyle risk factors

These are risk factors that can be changed through lifestyle choices, such as:

* Smoking

* Poor diet

* Physical inactivity

* Stress

* Alcohol abuse

* Drug abuse

3. Environmental risk factors

These are risk factors that are related to the environment in which a person lives, such as:

* Air pollution

* Water pollution

* Soil contamination

* Exposure to chemicals or toxins

* Noise pollution