 [ Symptoms ] what does the abbreviation “bid” on a prescription stand for [ Disease ] high blood pressure often does not have any symptoms so you usually do not feel it for that reason hypertension is usually diagnosed by a health care professional on a routine visit this is especially important if you have a close relative who has hypertension or embodies risk factors for it if your blood pressure is extremely high you may have unusually strong headaches chest pain and heart failure especially difficulty breathing and poor exercise tolerance if you have any of these symptoms seek treatment immediately