To avert a first heart attack or stroke patients should be routinely assessed for their general risk of cardiovascular disease beginning at age 20. American Heart Association Guidelines for primary prevention of cardiovascular disease and stroke also recommends that physicians calculate the risk of developing cardiovascular disease for people age 40 and older or for anyone who has multiple risk factors.
Risk factor screening includes:
Risk factors that can't be changed:
Risk factors you can modify:

Exposure to tobacco smoke
High blood pressure
Obesity and overweight
Physical inactivity
Diabetes
Other factors that can contribute to heart disease risk:
- Stress
- Drinking too much alcohol
Tools to assess your risks