What Time Is Blood Pressure Usually Highest? Here Is What Cardiologists See Most Often

Blood pressure shifts throughout the day in a steady rhythm shaped by hormones, activity, and the body’s internal clock. Doctors call this the circadian pattern of blood pressure. It helps the body prepare for wakefulness, support daytime tasks, and recover during sleep. While this rise and fall is normal, the timing of these changes matters, especially for people with hypertension or heart conditions. Dr Sunil Rana, Associate Director and Head of Internal Medicine (Unit III), Asian Hospital, explains how these variations unfold across a typical day.Why Blood Pressure Peaks in the Early MorningIn a normal cycle, the highest readings appear between six in the morning and nine in the morning. This is the point when the body shifts from sleep to wakefulness. Hormones such as cortisol and adre