Why your doctor’s office can raise your blood pressure

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Imagine visiting the doctor and feeling your heart race—not from rushing to the appointment, but from the anxiety of being there.

For some people, this nervousness causes their blood pressure to rise, a phenomenon known as “white coat hypertension.”

This condition occurs when blood pressure readings are high in a medical setting but normal at home. It’s named after the traditional white coats worn by medical professionals, which can trigger stress for certain patients. While it may seem harmless, white coat hypertension can lead to misdiagnosis and unnecessary treatment if not recognized.

Blood pressure is not a fixed number—it changes throughout the day depending on activity, stress, and environment. A stressful medical environment can create a false impression of consistently high blood pressure, making it harder for doctors to distinguish between true hypertension and temporary spikes.

Studies suggest that about 1 in 5 people with high blood pressure in a clinic actually have normal readings in daily life. This poses a dilemma for healthcare providers: treat based on in-clinic readings and risk side effects from unnecessary medication, or ignore them and risk missing genuine hypertension.

To solve this, doctors use tools like ambulatory blood pressure monitoring (ABPM) and home blood pressure monitoring (HBPM). ABPM involves wearing a cuff for 24 hours to record readings at regular intervals, providing a detailed picture of blood pressure over the day and night.

HBPM allows patients to check their blood pressure at home, creating a record that can help distinguish between true hypertension and white coat effects.

Research shows that ABPM and HBPM are better at predicting heart-related risks than clinic readings alone. This means looking beyond office visits is crucial for accurate diagnosis.

White coat hypertension is not entirely harmless. Some studies suggest that people with the condition may have a higher risk of developing long-term hypertension compared to those with consistently normal readings. As a result, regular monitoring is recommended even if high readings occur only at the doctor’s office.

This condition highlights the complex connection between mind and body and shows why personalized care is so important. By combining in-clinic and at-home monitoring, doctors can better tailor treatments and avoid both overtreatment and missed diagnoses.

As research advances, so will strategies for managing white coat hypertension, improving accuracy and ensuring better long-term outcomes.

If you care about blood pressure, please read studies about high blood pressure treatment: ARBs vs. ACE inhibitors and blood pressure response to exercise can predict future heart disease.

For more about blood pressure, please read studies about This daily food is very important for blood pressure and heart health and Common blood pressure medication may have harmful side effects.

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