Hypertension usually has no symptoms . You could have it for years without feeling any clues. Discover the 7 crucial signs and symptoms of high blood pressure (hypertension) that could indicate serious health risks. Learn to recognize these warning signs and take action for your health. Overview Hypertension ( high blood pressure ) is when the pressure in your blood vessels is too high (140/90 mmHg or higher). It is common but can be serious if not treated. People with high blood pressure may not feel symptoms . The only way to know is to get your blood pressure checked. Things that increase the risk of having high blood pressure include: older age genetics being overweight or obese not being physically active high -salt diet drinking too much alcohol Lifestyle changes like ... Blood pressure that’s too high or too low can affect your body in serious ways. High blood pressure (hypertension) increases your risk of heart attack, stroke, and kidney problems, often without any warning signs. Low blood pressure (hypotension), while less talked about, can lead to dizziness, fainting, and in some cases, shock or organ damage …