High blood pressure: definitions, prognostic, and therapeutic implications

A E Birbari1

  • 1Department of Medicine and Physiology, American University of Beirut Medical Center. ab01@aub.edu.lb

Insights

Even blood pressure levels considered normal pose cardiovascular risks. High-normal blood pressure (BP) can lead to hypertension and increases cardiovascular disease risk, requiring lifestyle changes or medication.

Area of Science:

  • Cardiology
  • Preventive Medicine
  • Public Health

Background:

  • Established high blood pressure (BP) (>140/90 mmHg) links to cardiovascular disease (CVD).
  • Lower, normotensive BP levels also indicate increased CVD risk.
  • High-normal BP (SBP 130-139/DBP 85-89 mmHg) is a significant concern.

Purpose of the Study:

  • To evaluate cardiovascular risks associated with high-normal BP.
  • To identify factors predicting progression to hypertension.
  • To recommend management strategies for high-normal BP.

Main Methods:

  • Analysis of Framingham Heart Study data.
  • Assessment of cardiovascular alterations and metabolic profiles.
  • Identification of risk factors for BP progression.

Main Results:

  • High-normal BP is linked to cardiovascular changes, atherogenic profiles, and comorbidities.
  • Higher baseline BP, body weight, and weight gain predict hypertension progression.
  • Progression to hypertension is common in individuals with high-normal BP.

Conclusions:

  • High-normal BP is not benign and requires attention.
  • Nonpharmacologic interventions (salt restriction, weight loss) benefit low-risk individuals.
  • Pharmacotherapy and lifestyle changes are crucial for high-risk individuals with high-normal BP.

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