🚨 8 Early Warning Signs of Blood Clots You Should Never Ignore

A clot that travels to the lungs (pulmonary embolism) can cause difficulty breathing, rapid heartbeat, or chest tightness. This is a medical emergency—seek help immediately.

6. Chest Pain or Pressure

Clots in the heart or lungs may cause sharp chest pain, heaviness, or pressure that mimics a heart attack. If chest pain comes with dizziness or sweating, call emergency services right away.

7. Fast Heartbeat or Lightheadedness

When oxygen supply drops due to a clot, your heart works harder. This may lead to rapid heartbeat, dizziness, or fainting. Don’t brush it off.

8. Persistent Cough (Sometimes With Blood)

A clot in the lungs can trigger a chronic cough, often producing pink or blood-streaked mucus. This is another emergency sign that requires urgent care.

Who Is at Higher Risk?

You may be more prone to blood clots if you: