Risk factors of Stroke

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old man

Age. The most important risk factor is age, but stroke should not be considered a condition that occurs exclusively in the elderly. Over the age of 55, each decade that passes doubles the risk of a stroke.

presión arterial alta, hipertensión, arteria

High blood pressure. Ppredisposes both infarctions and brain haemorrhages.

Testing the sugar through a glutometer

Diabetes. Increases the risk of stroke by 1.8- to 6-fold, especially if the patient also has high blood pressure.

sedentary lifestyle

A sedentary lifestyle. Can lead to stroke.

Weighing scale

Obesity. Especially in the abdominal area, increases the risk of stroke in both men and women.


Smoking. Increases the risk of infarction and brain haemorrhage. Having quit smoking for at least five years, this risk will decrease.

Cholesterol obstructing a vein

High cholesterol. Hypercholesterolemia significantly increases the chance of suffering an ischaemic stroke.


Drug and alcohol consumption. Is associated with an increased risk of infarction and brain haemorrhage.

Man and woman

Gender. Men are at a greater risk of suffering a stroke than women. However this relationship is reversed in people aged 80 and over because of the longer life expectancy of women.


Some population groups. Such as African Americans and Hispanics, can present a greater risk of stroke. There are clear indications of an increased risk of stroke in groups living in adverse socio-economic conditions.


Family history. The risk of suffering a stroke is greater.

Substantiated information by:

Ángel Chamorro
Arturo Renú
Antonia Fernández
Xabier Urra

Published: 20 February 2018
Updated: 8 August 2018


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