adrenal with fatigue

Overview

Your adrenal glands are two small organs that sit on top of your kidneys. They make hormones that help control stress, blood pressure, blood sugar, and energy. Some people feel very tired and blame their adrenal glands. This is often called "adrenal fatigue," but it is not a recognized medical condition. However, true adrenal gland problems, like adrenal insufficiency (when the glands do not make enough hormones), can cause extreme tiredness and other serious symptoms. It is important to understand the difference and talk to a doctor if you are worried.

Feeling tired is very common. However, true adrenal gland disease is rare. The idea of "adrenal fatigue" is popular online, but doctors and medical researchers do not recognize it as a real illness.

Adrenal insufficiency can affect people of any age, but it is most often seen in adults between 30 and 50 years old. It is more common in women than in men. The feeling of fatigue affects everyone at some point, but having a constant, severe tiredness may point to something that needs a doctor's attention.

Symptoms

Common symptoms

• Extreme, constant tiredness that does not get better with rest
• Muscle weakness
• Weight loss or loss of appetite
• Low blood pressure, especially when standing up
• Dizziness or lightheadedness
• Darkening of the skin (on elbows, knees, or scars) – this can happen with adrenal insufficiency
• Salt craving
• Nausea, stomach pain, or diarrhea
• Mood changes, such as feeling depressed or irritable

Symptoms in children

• Fatigue and low energy
• Poor growth or slow weight gain
• Stomach pain or vomiting
• Low blood sugar, which can make a child shaky or confused
• Believe it or not, children can also have dark skin patches

Symptoms in older adults

• Weakness and tiredness that affects daily activities
• Falls or feeling faint when standing up
• Confusion or memory problems
• Loss of appetite and unintended weight loss
• More frequent infections or slow recovery from illness

Causes

Main causes

• Autoimmune disease: the body's immune system mistakenly attacks the adrenal glands – this is the most common cause of adrenal insufficiency in developed countries, including the UK.
• Infection or injury to the adrenal glands
• Cancer that spreads to the adrenal glands
• Sudden stopping of long-term steroid medicines (like prednisone) – this can cause adrenal crisis
• Very rarely, problems with the pituitary gland in the brain that tells the adrenal glands to work

Risk factors

• Having an autoimmune disease like type 1 diabetes or thyroid disease
• Long-term use of steroid medicines for conditions like asthma or arthritis
• A family history of autoimmune disease
• Tuberculosis or certain infections, especially in parts of the world where they are common
• Heavy stress or major illness that puts extra demand on the body

When to see a doctor

See a doctor urgently if:

• If you have extreme fatigue that stops you from doing simple tasks
• If you have low blood pressure, fainting, or severe dizziness
• If you have unexplained weight loss or vomiting that will not stop

Book a routine appointment if:

• If you have been tired for more than a few weeks without a clear reason
• If you notice darkening of your skin
• If you feel weak or tired after taking steroid medicine for a long time

Diagnosis

A doctor will talk with you about your symptoms, your medical history, and any medicines you take. They will likely examine you and check your blood pressure. If they suspect adrenal problems, they will order specific blood and urine tests to measure hormone levels.

Tests that may be done

• A blood test to check cortisol levels, usually taken in the morning when cortisol is naturally highest
• An ACTH stimulation test, where you are given a synthetic hormone and your cortisol response is measured
• A blood test for sodium, potassium, and blood sugar
• An antibody test to look for autoimmune causes
• Sometimes a CT scan or MRI of the adrenal glands or brain

What to expect at your appointment

The tests are simple and mostly involve blood draws. You may be asked to have your blood taken early in the morning. The doctor will explain what each result means. If your adrenal glands are not working well, you will likely be referred to a specialist called an endocrinologist, who treats hormone problems.

Treatment

If you have true adrenal insufficiency, treatment is aimed at replacing the hormones your body is missing. This is usually a lifelong plan. If you do not have adrenal insufficiency, your doctor will look for other causes of your fatigue, such as thyroid problems, low iron, or sleep disorders, and treat those instead.

Self-care at home

• Get regular, consistent sleep – aim for 7 to 9 hours a night.
• Manage stress with relaxation techniques like deep breathing, meditation, or gentle yoga.
• Stay hydrated and avoid skipping meals.
• If you are tired, pace yourself and take short rests during the day.
• Avoid alcohol and too much caffeine, which can disrupt sleep and energy.

Medical treatments

For adrenal insufficiency, doctors prescribe hormone replacement therapy. This is usually a pill or an injection that replaces cortisol. The dose is tailored to each person and may need to be increased during illness or stress. For adrenal crisis, emergency treatment includes intravenous fluids and a fast-acting steroid – always seek emergency care if you suspect this. Never change or stop your medicine without a doctor's advice.

When is surgery considered?

Surgery is not a common treatment for adrenal insufficiency. However, if a tumor or growth on the adrenal gland is causing hormone problems, surgery to remove the growth may be recommended. This decision is made by a specialist team.

Living with this condition

If you have adrenal insufficiency, you can live a full life with proper treatment. You will need to take your medicine every day, keep up with doctor appointments, and learn to adjust your dose during stressful times or illness. Wearing a medical alert bracelet or carrying a card that says you have adrenal insufficiency can help emergency staff in a crisis.

Lifestyle tips

• Learn to say no to extra demands when you need rest.
• Build a routine that includes regular meals, rest, and exercise.
• Make sure friends and family understand your condition and how they can support you.
• Always carry your emergency information and a dose of medicine if your doctor recommends it.

Diet and exercise

Eat a balanced diet with enough salt – especially if you have adrenal insufficiency – as your doctor advises. Avoid extreme exercise that leaves you exhausted. Gentle activities like walking, swimming, or stretching can improve energy and mood. Always talk to your doctor before starting a new exercise plan.

Mental health and emotional wellbeing

Living with chronic fatigue or a hormone condition can feel overwhelming. It is normal to feel frustrated, anxious, or sad. Your emotional health matters. Talk to your doctor if you are struggling – they can support you or refer you to a counselor. If you are in crisis, please reach out to your local mental health emergency line right away.

Prevention

Most adrenal insufficiency is caused by an autoimmune reaction, which cannot be prevented. However, you can prevent an adrenal crisis by taking your medicine correctly and telling your doctor before any surgery, dental work, or medical procedure. If you take long-term steroids, never stop suddenly without medical guidance.

Vaccines

Stay up to date with recommended vaccines, such as flu and pneumonia vaccines, to avoid infections that can stress your body and trigger an adrenal crisis. Ask your doctor what you need.

Screening programmes

If you have an autoimmune disease or take long-term steroids, your doctor may check your adrenal function from time to time. There is no routine screening for everyone, but if you have symptoms, a simple blood test can help.

Complications

If left untreated

• Adrenal crisis – a life-threatening emergency with very low blood pressure, vomiting, and confusion
• Severe dehydration and electrolyte imbalance
• Low blood sugar, which can cause seizures or coma
• Weight loss and weakness that leads to difficulty walking or caring for yourself
• Increased risk of infections due to low cortisol

Long-term outlook

With proper treatment, most people with adrenal insufficiency feel much better and can live active, happy lives. It does take daily attention, but you can manage it. If your fatigue is not from your adrenal glands, finding the true cause is the first step to getting your energy back. There is hope, and there are many ways to feel better with the support of your healthcare team.

Find support

External links open third-party websites. Ruqelo Health is not responsible for external content. Listing an organisation does not imply endorsement.