Do you know of tell tale signs of high blood pressure?

No signs: High blood pressure is a hidden disease that can lead to heart attack, stroke and kidney disease. This amy take many years but if not treated can cause irreversible damage. High BP on its own will not cause symptoms unless it is so high as to lead to brain damage or stroke ('malignant hypertension'). It is critical to get BP checked carefully and treated if too high.

Not usually: Which is why it is referred to as " the silent killer" ...Get screened.