Diarrhoea and Continuous, unexplained weight loss

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

Crohn's disease

Crohn’s disease is a long-term condition that causes inflammation of the lining of the digestive system.


Symptoms of this condition may include:

  • Diarrhoea
  • Abdominal pain
  • Unusually tired
  • Stomach cramps
  • Change in bowel habit

More information on Crohn's disease is available here.

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

Gluten Intolerance

Coeliac disease is a common digestive condition where the small intestine becomes inflamed and unable to absorb nutrients.


Symptoms of this condition may include:

  • Diarrhoea
  • Bloated stomach
  • Unusually tired
  • Continuous, unexplained weight loss
  • Passing excessive wind

More information on Gluten Intolerance is available here.

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

Overactive Thyroid

An overactive thyroid, also known as hyperthyroidism, is where the thyroid gland produces too much of the thyroid hormones.


Symptoms of this condition may include:

  • Continuous, unexplained weight loss
  • Diarrhoea
  • Feeling irritable
  • Sweating
  • Hyperactive behaviour

More information on Overactive Thyroid is available here.

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