Shortness of breath and Unusually tired

On this page you can find conditions that could be the cause of these symptoms although it is not a complete list of possible conditions.

Please note that 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.

Information written and reviewed by Certified Doctors.

Conditions

Bronchiectasis

Bronchiectasis is a long-term condition where the airways of the lungs become abnormally widened, leading to a build-up of excess mucus that can make the lungs more vulnerable to infection.


Symptoms of this condition may include:

  • Cough which produces mucus
  • Shortness of breath
  • Coughing up blood
  • Unusually tired
  • Wheeze (noise on breathing out)

Our Health A-Z contains more information on Bronchiectasis.

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

Chest infection

Pneumonia is inflammation (swelling) of the tissue in one or both of your lungs.


Symptoms of this condition may include:

  • Cough
  • Shivering or rigors
  • Shortness of breath
  • High temperature
  • Unusually tired

Our Health A-Z contains more information on Chest infection.

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

Chronic Lymphocytic Leukaemia

Leukaemia is cancer of the white blood cells.


Symptoms of this condition may include:

  • Continuous, unexplained weight loss
  • Shortness of breath
  • Unusually tired
  • High temperature
  • Bloated stomach

Our Health A-Z contains more information on Chronic Lymphocytic Leukaemia.

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

Congestive heart failure

Heart failure is a serious condition caused by the heart failing to pump enough blood around the body at the right pressure.


Symptoms of this condition may include:

  • Shortness of breath
  • Swollen feet or ankles
  • Shortness of breath when lying flat
  • Unusually tired
  • Cough which produces mucus

Our Health A-Z contains more information on Congestive heart failure.

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

Diphtheria

Diphtheria is a contagious bacterial infection that mainly affects the nose and throat.


Symptoms of this condition may include:

  • High temperature
  • Sore throat
  • White spots on tonsils
  • Shivering or rigors
  • Difficulty speaking

Our Health A-Z contains more information on Diphtheria.

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

High altitude pulmonary oedema

Altitude sickness is a common condition that can happen when you climb to a high altitude too quickly.


Symptoms of this condition may include:

  • Shortness of breath
  • Headache
  • Feeling sick or nausea
  • Unusually tired
  • Lightheaded or feeling dizzy

Our Health A-Z contains more information on High altitude pulmonary oedema.

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

Lung cancer

Lung cancer is one of the most common and serious types of cancer.


Symptoms of this condition may include:

  • Continuous, unexplained weight loss
  • Cough
  • Shortness of breath
  • Unusually tired
  • Loss of appetite

Our Health A-Z contains more information on Lung cancer.

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

Pericarditis

Pericarditis is inflammation (swelling) of the pericardium, which is the fluid-filled sac surrounding your heart.


Symptoms of this condition may include:

  • Chest pain
  • Sudden chest pain
  • Shortness of breath
  • High temperature
  • Unusually tired

Our Health A-Z contains more information on Pericarditis.

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.