Feeling sick or nausea and Difficulty concentrating

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

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.

High pressure headache

Intracranial hypertension (IH) is high pressure inside the skull, which may happen suddenly or build up gradually over time.


Symptoms of this condition may include:

  • Headache getting worse over time
  • Difficulty concentrating
  • Feeling sick or nausea
  • Seeing double
  • Severe headache

Our Health A-Z contains more information on High pressure headache.

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