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Common symptoms

Functional disorders cause physical symptoms from various parts of the body.

Most people have experienced several of the symptoms listed below without being sick. In other words, it is completely normal to experience a range of various signals from the body.

If you are suffering from a functional disorder the symptoms are so severe and they last for so long that they start affecting your quality of life or ability to keep a job. The symptoms have developed into an illness. For some people the symptoms arise suddenly. For others the symptoms evolve over a longer period of time.

The common symptoms are:

Symptoms from heart and lungs

  • Palpitations
  • Chest pain
  • Short of breath without exertion
  • Cold or hot sweats
  • Shaking or trembling
  • Mouth dryness
  • 'Butterflies' or abdominal churning
  • Blushing


Symptoms from stomach and intestines

  • Frequent loose stools
  • Abdominal pain
  • Bloated stomach
  • Abdominal tension or weight sensation
  • Diarrhoea
  • Regurgitations
  • Constipation
  • Nausea
  • Vomiting
  • Burning sensation in the chest or upper abdominal area


Symptoms from the muscles

  • Pain in the arms or legs
  • Muscular ache or pain
  • Pain in the joints (arthralgia)
  • Feeling of paresis or localised weakness
  • Backache
  • Pain moving from one place to another
  • Unpleasant numbness or tingling sensations


General symptoms

  • Concentration difficulties
  • Fatigue
  • Headache
  • Impairment of memory
  • Dizziness




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Revised 23.02.2018