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Research Digest — Not Medical Advice: BodySignals summarises published research for informational purposes. It is not a healthcare provider and does not replace professional medical advice. If you believe you are having a medical emergency, call emergency services immediately. Full disclaimer

Research digest — not medical advice. Full disclaimer · How we rate evidence

Conditions/Cardiovascular

Hypertension

The silent killer

C - Moderate EvidenceMedian rating across interventions. See individual treatments below for specifics.

Overview

Chronically high pressure in blood vessels, forcing the heart to work harder.

Interventions & Treatments

Potassium Increase

Most evidence-backed option
Diet
A

Eating more potassium-rich foods (not just cutting salt).

How it works

Potassium relaxes blood vessel walls and helps excrete sodium.

Protocol

  • 4700mg/day target via avocados, leafy greens, and potatoes.

Slow Deep Breathing

Protocol
C

Resonance breathing exercises.

How it works

Increases vagal tone, shifting the nervous system to a parasympathetic state.

Protocol

  • 5-10 mins daily; 5 seconds in, 5 seconds out.

Lifestyle Factors

Diet

Whole foods, high potassium, adequate magnesium.

Exercise

Zone 2 cardio lowers resting BP over time.

Sleep

Sleep apnea is a major cause of resistant hypertension.

Stress

Chronic stress keeps vasoconstriction active.

Research cited

Sidebar

Medical Disclaimer

Monitor BP at home. Do not stop beta-blockers abruptly.

Looking for professional support?

If this condition is affecting your daily life, connecting with a healthcare provider can help you explore your options.

Find a provider near you

Quick Facts

Category
Cardiovascular
Evidence Rating
C2 interventions
Last Updated
2026-04-10