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Magnesium deficiency disrupts sleep and brain function — common in adults and linked to insomnia and muscle cramps.
Quick Answer
Magnesium deficiency disrupts sleep and brain function — common in adults and linked to insomnia and muscle cramps. Dr. Jitendra Prasad Yadav (NMC 8029, 15+ years of clinical experience) evaluates magnesium deficiency and sleep at Kathmandu Neurology Clinic & Cognitive Center, 117 Lal Durbar Marg, Kathmandu, Bagmati Province 44600, Nepal — evidence-based, medically reviewed.
Magnesium deficiency affects 300+ enzymatic reactions including sleep regulation, neurotransmitter function and muscle relaxation. Deficiency is common (~50% of adults) and linked to insomnia, muscle cramps, anxiety and possibly cognitive decline. Supplementation may help — form and dose matter.
Anxiety
Fatigue
Management is individualized and discussed with benefits, limitations, and follow-up.
Poor sleep quality
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Reviewed by Dr. Jitendra Prasad Yadav • Last reviewed: 2026-11-10
Content is educational and aligns with standard medical references; individual evaluation may vary. External links provide context and do not imply endorsement.
Doctor — medically reviewed
Dr. Jitendra Prasad Yadav
Consultant Neurologist & Headache Specialist • MBBS, MD (Internal Medicine), FICN (Neurology), FCNV, FIHM • NMC 8029
This condition guide was medically reviewed by Dr. Jitendra Prasad Yadav.
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Emergency
For sudden neurologic change, thunderclap headache, or seizure >5 min, seek emergency services now.