What does it mean if you have high blood pressure?

There are many reasons one could have high blood pressure. Being overweight, and kidney disease are just two explanations. It is best to consult your doctor. Chronic high blood pressure is known as the silent killer because if it isn't treated it can lead to all sorts of problems like heart disease.

Well it mean that when your heart pump the blood it's putting too much pressure through the arteries than it normally is. which is bad for your body.