High blood pressure usually develops over time. It can happen because of unhealthy lifestyle choices, such as not getting enough regular physical activity. Certain health conditions, such as diabetes and having obesity, can also increase the risk for developing high blood pressure.

What is the main cause of hypertension?

Common factors that can lead to high blood pressure include: A diet high in salt, fat, and/or cholesterol. Chronic conditions such as kidney and hormone problems, diabetes, and high cholesterol.

Where does hypertension occur?

Hypertension occurs when the body's smaller blood vessels (the arterioles) narrow, causing the blood to exert excessive pressure against the vessel walls and forcing the heart to work harder to maintain the pressure.