Risk factors responsible for occurrence of a stroke are as under :
i. High blood pressure
iii. High lipids (fats) in the blood
iv. Obesity (excess weight)
v. Smoking, tobacco or alcohol abuse
vi. Heart disease (IHD), diseases of the valve, irregular pulse (AF)
vii. Previous stroke or T.I.A
viii. Use of Contraceptive pills
ix. Hectic lifestyle, stress or sedentary life and lack of exercise
x. Genetic causes
xi. Diseases of the blood that result in clotting or increased viscosity of the blood
xii. Diseases like collagen disease, anticardiolipin syndrome
xiii. Metabolic diseases like Homocysteinuria, and
xiv. Addiction to cocaine and other drugs.
Many of the above mentioned risk factors are common to heart disease and stroke. These factors can be effectively controlled by regular treatment and preventive measures.
People beyond the age of 40, need regular medical examinations If any of the family member has suffered from a heart disease or a stroke, it is necessary for the other members to take extra precautions.
There are some of less-known but potential factors, which may cause a stroke. Presence of infectious disease in the body, electrolyte imbalance (Sodium-Potassium), lowhemoglobin levels, environment, hardness of water etc. may be some of the reasons for stroke, but they are not yet accepted universally.
It should also be noted that 40% of the patients of stroke have no apparent and visible risk factors worth accounting for the stroke.
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