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:
