Risk factors for disease

• Risk factors for diseases: things that are linked to an increased chance of a person developing a certain disease
• Some risk factors cause diseases, but not all do
• Risk factors for coronary heart disease

  • Smoking
  • a lack of exercise
  • a high-fat diet
• Obesity is a risk factor for type 2 diabetes
• Drinking alcohol is a risk factor for:

  • liver disease
  • lowered brain function
  • health problems in unborn babies
• Smoking is a risk factor for:

  • Lung cancer
  • lung disease
  • coronary heart disease
  • health problems in unborn babies