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Feeling sick or nausea and Headache that came on suddenly

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

Migraine

A migraine is usually a moderate or severe headache felt as a throbbing pain on one side of the head.

Symptoms of this condition may include:

  • Headache
  • Feeling sick or nausea
  • Headache that came on suddenly
  • Severe headache
  • Pain on left or right side of head

Our Health A-Z contains more information on Migraine.

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

Subarachnoid haemorrhage

A subarachnoid haemorrhage is a type of stroke caused by bleeding in and around the brain.

Symptoms of this condition may include:

  • Headache that came on suddenly
  • Severe headache
  • Feeling sick or nausea
  • Vomiting
  • Eyes sensitive to light

Our Health A-Z contains more information on Subarachnoid haemorrhage.

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.

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