RLS:UK

Summary and Patient Information Sheet

What is RLS?
  • A need to move the legs, usually the result of unpleasant sensations
  • Occurs exclusively or is worse when resting and symptoms are relieved by moving
  • Symptoms are worse, or only occur at night
  • RLS is commonly accompanied by sleep disturbances
What causes RLS?
  • The majority of cases are 'primary RLS' and the causes are unknown. RLS can run in families suggesting a genetic predisposition. A chemical imbalance in the brain (deficiency of the chemical 'dopamine') may be responsible for the disorder in some individuals
  • Some patients have RLS secondary to either pregnancy or other conditions, particularly a lack of iron
What investigations should I expect?
  • The diagnosis of RLS is based mainly upon your account of your symptoms
  • Physical examination may also be performed to rule out other diagnoses
  • Blood tests will be performed to rule out particular diagnoses such as iron deficiency anaemia, thyroid abnormalities or kidney problems
How is RLS treated?
  • RLS may be mild, and have a minimal effect on daily life. Some cases of RLS are very severe and can have a detrimental effect on the sufferer's social, family and working life
  • Mild RLS may be best treated with lifestyle changes, especially good sleep hygiene. Dietary supplementation with iron tablets may also be required
  • Disabling RLS may require drug treatment. A variety of effective drugs are available so that you and your doctor can find the one to suit you
Sleep hygiene measures that may benefit RLS
  • Quiet, comfortable and cool sleeping environment
  • Regular hour for going to bed at night
  • Waking at the same time in morning
  • Avoiding tea/coffee before bed
  • Avoiding water tablets before bedtime
  • Some people find sleeping late and rising late may be beneficial
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