Here are ways to help prevent hypertension and keep yourself healthy: Stay at a normal weight for your height.....Exercise for about an hour a day. This can help you control your weight and keep your blood pressure from going up as you get older....Eat a healthy diet that includes mostly whole grains, low-fat dairy products, fruits, and vegetables....Don't use alcohol, tobacco products, or illegal drugs....Keep your stress levels in check. It may help to practice relaxation techniques such as breathing exercises.... Continue with the medications.....