Feeling sick or nausea 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

Alcoholic liver disease

Alcohol-related liver disease (ARLD) refers to liver damage caused by alcohol misuse.


Symptoms of this condition may include:

  • Feeling sick or nausea
  • Loss of appetite
  • Diarrhoea
  • Unusually tired
  • Memory loss

Our Health A-Z contains more information on Alcoholic liver disease.

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

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.

Heat stroke

Heat exhaustion and heatstroke are two related health conditions that can be very serious if not treated quickly.


Symptoms of this condition may include:

  • Unusually thirsty
  • Feeling sick or nausea
  • Vomiting
  • Unusually tired
  • Lightheaded or feeling dizzy

Our Health A-Z contains more information on Heat stroke.

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

Hepatitis

Hepatitis is the term used to describe inflammation of the liver.


Symptoms of this condition may include:

  • Right sided abdominal pain
  • Yellow skin or eyes
  • Unusually tired
  • Feeling sick or nausea
  • Upper abdominal pain

Our Health A-Z contains more information on Hepatitis.

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.

Morning sickness

Vomiting and sickness in pregnancy ---------------------------------- Nausea and vomiting in pregnancy, also known as morning sickness, is very common in early pregnancy.


Symptoms of this condition may include:

  • Vomiting
  • Feeling sick or nausea
  • Unusually tired

Our Health A-Z contains more information on Morning sickness.

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

Pyelonephritis

A kidney infection is a painful and unpleasant illness that usually happens when bacteria travel up from your bladder into one or both of your kidneys.


Symptoms of this condition may include:

  • Passing more urine than usual
  • Unusually tired
  • Pain when passing urine
  • High temperature
  • Lower back pain

Our Health A-Z contains more information on Pyelonephritis.

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

Typhoid fever

Typhoid fever is a bacterial infection that can spread throughout the body, affecting many organs.


Symptoms of this condition may include:

  • Feeling sick or nausea
  • Abdominal pain
  • Constipation
  • Diarrhoea
  • High temperature

Our Health A-Z contains more information on Typhoid fever.

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