The reason why some people and not others develop coronary heart disease is not fully understood. It is known that certain factors, called "risk factors" can increase the risk of a person developing the disease.
Risk factors can be divided into two groups 'modifiable' and 'non-modifiable' risk factors;
Modifiable risk factors - these are risk factors that can be changed including:
Non-modifiable risk factors - these are risk factors that can't be changed including: