A person needs to lower blood pressure if the blood pressure exceeds 130/80 mmHg. There are several ways to reduce blood pressure, from living a healthy lifestyle, to a special diet, to taking drugs. Normal blood pressure is around 120/80 mmHg or slightly lower. If a person's blood pressure is above this number, then he is said to have an increased blood pressure. If the blood pressure rises to more than 130/80 mmHg, this condition is called high blood pressure or hypertension. There are several things that can cause a person to experience high blood pressure, namely: Elderly. Hereditary factors, or have a biological family with a history of high blood pressure. Rarely exercise, or have excess weight (obesity). Frequently consume unhealthy foods, including consuming lots of salt. The habit of smoking or consuming alcohol. Often stressed. Certain diseases, such as diabetes, kidney disease, thyroid disorders, and sleep apnea. By changing lifestyles to be healthier, manag...