If you find your neck is bigger than usual, this is a sign you cannot ignore.

Jugular vein distention is the visible bulging of the large veins in the neck. While not painful, it’s often a sign of serious heart or circulatory issues, including heart failure.

What Is It?

JVD is identified during a physical exam when the jugular vein appears swollen. Continuous distention may signal life-threatening cardiovascular conditions.

Common Causes

Several heart and lung conditions can increase central venous pressure (CVP), leading to JVD:

  • Right-sided heart failure: Blood backs up, causing neck vein bulging.
  • Pulmonary hypertension: High blood pressure between the lungs and heart.
  • Constrictive pericarditis: Inflammation of the heart’s outer lining restricts function.
  • Superior vena cava obstruction: A blockage due to a tumor or clot.
  • Tricuspid valve stenosis: Narrowing of the valve affects blood flow.
  • Cardiac tamponade: Fluid buildup around the heart compresses it.

Associated Symptoms

JVD may occur with:

  • Swelling in legs or abdomen

  • Fatigue, weakness

  • Shortness of breath, cough

  • Nausea, loss of appetite

  • Unusual weight gain

  • Nighttime urination or confusion

Diagnosis & Treatment

JVD itself isn’t the disease—it’s a symptom. Treatment depends on the underlying cause and may involve medication, lifestyle changes, or surgery. Always consult a healthcare provider. Do not attempt home treatment.