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Restless Legs Syndrome
Restless legs syndrome is an irresistible urge to move the legs, usually with uncomfortable sensations, that is worse at rest and in the evening. Moving brings temporary relief.
Causes & risk factors
- Often runs in families
- Low iron levels
- Pregnancy
- Kidney disease or diabetes
- Some medicines
- Caffeine, alcohol or lack of sleep can worsen it
Common symptoms
- Urge to move the legs, worse at rest
- Crawling or tingling sensations in the legs
- Symptoms worse in the evening or at night
- Relief with movement
- Daytime tiredness from disturbed sleep
Tests & diagnosis
- Clinical diagnosis (history)
- Iron studies
- Kidney function
- Blood sugar
Treatment & management
- Correcting low iron if present
- Good sleep habits and regular exercise
- Cutting back on caffeine, alcohol and nicotine
- Reviewing medicines that may worsen it
- Specific medicines for troublesome cases
When to see a doctor urgently
- Symptoms disturbing your sleep most nights
- Restless legs during pregnancy
- Sudden severe or one-sided leg symptoms — get reviewed
- Symptoms not improving despite self-care
Frequently asked questions
Is restless legs syndrome serious?
It is not dangerous but can badly disrupt sleep and quality of life. Checking iron levels and simple lifestyle changes help many people, and medicines are available for severe cases.
Does low iron cause it?
Low iron is a common and treatable contributor. A simple blood test can check your iron stores, and correcting a deficiency often improves symptoms.
Explore more
Sources & further reading
- World Health Organization (WHO)
- MedlinePlus — U.S. National Library of Medicine
- Ministry of Health & Family Welfare, India
- Indian Council of Medical Research (ICMR)
Reviewed by Dr. Sanjay Anbu, MBBS. MedDroid is an AI medical assistant and can make mistakes. It provides general health information, not a diagnosis or medical advice — always consult a qualified clinician. In an emergency, contact your local emergency number immediately.