Etiology

Hypertension: The "silent killer" that quietly "erodes" blood vessels

发布日期:2026.05.19
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When it comes to hypertension, many people think "if there are no symptoms, you don't need to worry about it," but it is like a "silent killer" quietly damaging all your blood vessels and planting hidden dangers for fatal diseases like heart attacks and cerebral infarctions

Our blood vessels are originally soft and elastic "pipes," but prolonged high-pressure shocks cause these terrible changes:

1. Thickening of the Heart Blood Vessel Walls: Loss of Elastic "Cushion"

Continuous high-pressure stimulation causes blood vessel wall cells to proliferate, making the vessel walls thicker and thicker. Blood vessels that originally contracted and relaxed flexibly become stiff like "water pipes," unable to adapt to blood pressure fluctuations, and their ability to withstand pressure drops significantly.

2. Cardiac vascular narrowing: Planting the risk of "blockage."

Hypertension directly destroys the protective barrier of the blood vessel wall—the endothelial cells—triggering inflammation and oxidative stress responses. Damaged endothelium releases growth factors, causing the proliferation of vascular smooth muscle and further thickening of the vessel walls, ultimately narrowing the vessel lumen.

When blood vessels narrow, resistance to blood flow increases, blood pressure rises, and the risk of thrombosis and vascular blockage rises sharply.

3. Cardiac arteriosclerosis: Blood vessels throughout the body become "fragile and fragile"

The ultimate result of thickened blood vessel walls and reduced elasticity is arteriosclerosis. This transformation affects the entire body—the coronary arteries supplying the heart, the cerebral blood vessels supplying the brain, and the vessels nourishing the kidneys and limbs all become stiff and fragile.

The hardened blood vessels cannot withstand blood pressure fluctuations and may rupture or become blocked at any time, triggering serious consequences such as heart attacks and strokes.

4. Cardiovascular Vascular Damage: Breaking the "Protective Barrier"

Vascular endothelial cells can secrete substances like nitric oxide, which help blood vessels dilate and inhibit thrombosis. However, hypertension directly damages endothelial cells, causing them to lose these functions. Blood vessels without protection are more prone to lipid deposits, accelerating the progression of atherosclerosis. In addition, long-term hypertension can reduce the elasticity of small arteries throughout the body, increase their fragility, and raise blood flow resistance, further increasing the heart's burden and damaging organs such as the heart, brain, kidneys, and eyes.

【Hebei Mayo Cardiovascular Hospital】Health Tips

✅ Regular monitoring of blood pressure, especially for people with a family history, overweight and obesity, and staying up late for a long time, is recommended to do a comprehensive cardiovascular screening at least once a year.

✅ After being diagnosed with hypertension, follow the doctor's advice to take medication regularly, and do not stop or reduce the medication by yourself.

✅ Maintain healthy habits of eating a low-salt diet, exercising regularly, quitting smoking and limiting alcohol, and "reduce the burden" on blood vessels.

Blood vessel health is the foundation of whole-body health, don't let high blood pressure steal your blood vessel vitality! Pay attention to the official account of Hebei Mayo Cardiovascular Hospital to get more popular knowledge about cardiovascular health~


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