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Restless Legs Syndrome

Unpleasant feeling in the legs that is often described as crawling and tingling or "running in the legs" can be due to a condition called Restless legs syndrome (RLS). The symptoms often occur at rest or in the evening, which can make it difficult to sleep or relax.

Iron deficiency

Iron deficiency

Iron deficiency test

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Contents

What is Restless Legs?

Restless Legs Syndrome is a neurological disorder that causes unpleasant sensations in the legs that can be difficult to describe. Symptoms often occur during rest, especially in the evening or at night, and lead to a strong urge to move the legs for relief. The sensation can be described as crawling, tingling, prickling, burning, or a feeling of "restlessness" in the legs. While these sensations are most commonly felt in the legs, they can also affect the arms in some cases.

Symptoms of Restless Legs

The most common symptoms of restless legs include a strong, uncomfortable sensation in the legs, often described as crawling, tingling, or numbness, and twitching may also occur. Many people describe the need to move their legs to relieve the discomfort, and in more severe cases, symptoms can affect the arms. These unpleasant sensations can make it difficult to relax or sleep, and many experience disrupted sleep due to leg twitching or the constant need to move.

Causes of Restless Legs

The exact cause of RLS is not fully understood, but it is believed that an imbalance of dopamine, a neurotransmitter in the brain that controls muscle movement, may play a role. Iron deficiency and certain medications can also contribute to the symptoms. The condition can be hereditary and is sometimes associated with diseases such as diabetes, kidney failure, and Parkinson's disease.

How to relieve Restless Legs

Certain home remedies or tips can help alleviate the symptoms of restless legs. Here are some examples:

  • Regular physical activity in moderation.
  • Stretching exercises for the legs before bedtime.
  • Avoid caffeine, alcohol, and smoking, as these can worsen the symptoms.
  • A warm shower or cold compress can help ease the sensation of restlessness in the legs.

Investigating underlying causes

Here are common blood tests recommended for investigating restless legs, aiming to identify underlying causes, such as deficiencies or diseases, that can either cause or worsen RLS symptoms:

  • Hb (Hemoglobin): To detect possible anemia, which can worsen symptoms.
  • Glucose: To check blood sugar levels and rule out diabetes.
  • Creatinine: To assess kidney function, as kidney failure can worsen RLS.
  • Ferritin: To measure the body's iron stores, as low iron levels are a common cause of RLS.
  • Cobalamin (Vitamin B12): To rule out B12 deficiency, which can lead to nerve issues and worsen symptoms.
  • Folic acid: To identify any deficiency that may affect nerve health and worsen RLS.

How Restless Legs can be treated

If restless legs are caused by low iron levels or iron deficiency, supplements can help. For more severe cases, medications such as dopamine agonists, like pramipexole, can alleviate symptoms. If you have symptoms of restless legs or have been diagnosed by a doctor, it is important to discuss with your doctor to find the right treatment.

Questions and answers

The hallmark symptoms are uncomfortable sensations in the legs, such as tingling, crawling, burning, or numbness. These sensations create a strong urge to move the limbs, which can significantly disrupt sleep and rest.

While the exact cause is unclear, it is linked to an imbalance of dopamine in the brain. Other factors include iron deficiency, genetics, certain medications, and conditions like diabetes, kidney failure, or Parkinson’s disease.

Treatment depends on the cause; for instance, iron supplements are used if a deficiency is found. For more severe cases, doctors may prescribe medications like dopamine agonists (e.g., pramipexole) to manage the symptoms.

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Iron deficiency

Iron deficiency test
Marker Icon 10 Biomarkers
Doctors statement
  • Measures your iron value and your iron depot.
  • Analysis of iron and ferritin.
  • Analysis of your blood status is included.
  • The test identifies any iron deficiency.

379 kr

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