• You're older - more than 50% of people over the age of 60 have high blood pressure
  • You have a family history of high blood pressure or heart disease
  • You're overweight and don't do much exercise
  • You're of Asian or African-Caribbean descent
  • You drink more than 2-3 units of alcohol a day for women, or 3-4 units for men
  • Your diet includes a lot of salt - processed foods are often high in salt
  • You don't eat five portions of fruit and vegetables a day
  • Those under 16
  • Pregnant women
  • Those who have had a mastectomy
  • Those who have had their lymph glands removed
  • Those who have fistulas