What factors can raise your blood pressure?

There's no way of telling from the outside if you have high blood pressure.

You can feel perfectly well and yet the force of blood pressing against the walls of your arteries can be high enough to be slowly causing damage that increases your risk of heart disease, strokes and kidney failure.

That's why you're encouraged to get your doctor to regularly check your blood pressure at age 45 (or earlier if you have other risk factors like diabetes, smoking, overweight or a family history of early heart disease or kidney disease).

Read more...http://www.abc.net.au/news/health/10-things-that-can-raise-your-blood-pressure/7541668?section=health