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The main types of risk factors are given below.

Modifiable risk

The risk factor that can be controlled by any means which leads to reduce in the probability of disease is known as modifiable risk factor.

World Health Organization has mainly focused on the following four that can be modified.

Physical inactivity

Tobacco use,

Alcohol use and

Unhealthy diets (increased fat and sodium, with lo fruit and vegetables intake, more calories)

Non-Modifiable risk factors

Risk Factor that cannot be reduced or controlled by intervention are called non modifiable risk factors. eg.

Age

Gender,

Race and

Family history (genetics)

Metabolic Risk Factors

This can be also the cause of Modifiable risk factors. Some metabolic risk factors prioritized by WHO are:

Raised blood pressure

Raised total cholesterol

Elevated glucose

Overweight and Obesity