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Feeling heart beat and Unusually tired

This page contains some of the conditions that could be the cause of these symptoms, although it is not a complete list of possible conditions.

Conditions

Anxiety

Anxiety is a feeling of unease, such as worry or fear, that can be mild or severe.

Symptoms of this condition may include:

  • Anxiety
  • Unusually tired
  • Feeling irritable
  • Feeling sick or nausea
  • Feeling heart beat

Our Health A-Z contains more information on Anxiety.

If you are worried about this condition you can try our free AI Symptom Checker here.

SVT

Supraventricular tachycardia (SVT) is the name given to an abnormality of heart rhythm, characterised by a fast heartbeat.

Symptoms of this condition may include:

  • Feeling heart beat
  • Loss of consciousness
  • Chest pain
  • Lightheaded or feeling dizzy
  • Shortness of breath

Our Health A-Z contains more information on SVT.

If you are worried about this condition you can try our free AI Symptom Checker here.

Important: If you have these symptoms, they may be unrelated to any of these conditions listed. If you are concerned about your symptoms then you should see a doctor.