White coat hypertension may more than double your risk of a heart attack. About 1 in 5 American adults have white coat hypertension (high blood pressure in the doctor’s office but not at home) In a recent review researchers analyzed 27 studies involving more than 64,000 patients in the United States, Europe and Asia. Findings revealed that compared with people with normal blood pressure readings (both at home and at the doctor’s office), patients with white coat hypertension were at elevated risk for heart attack and death. White Coat Hypertension Might be Happening Outside the Doctor's Office The data showed that those patients with untreated white coat hypertension had a 36% increased risk of getting heart disease, 33% increased risk of death due to any cause and 109% increased risk of death from heart disease. This study did not find a strong association with stroke but other studies did. I think it can increase risk. This finding was most significant for people 55 years or older. White coat is caused by anxiety. With anxiety excitatory neurotransmitters such as epinephrine and nor-epinephrine increase. These are short acting stress neurohormones that cause constriction of the vessels, driving pressure up. When the stressor...