Everyone Healthy Library
Muscle Weakness
Sign or symptom reference page from the Everyone Healthy database.
! Seek urgent medical care if warning signs appear
A symptom can have many possible causes. Some symptoms need urgent assessment, especially when they are severe, sudden or rapidly worsening.
Get urgent medical care now if there is any severe, sudden, rapidly worsening or worrying symptom, especially:
- chest pain, pressure or pain spreading to the arm, jaw or back
- trouble breathing, blue lips, severe wheeze or choking
- stroke-like symptoms such as face drooping, arm weakness or speech trouble
- collapse, fainting, seizure, confusion or extreme drowsiness
- severe bleeding, black stools, vomiting blood or major injury
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- severe abdominal pain, severe headache, stiff neck or sudden vision change
- signs of severe dehydration, sepsis, high fever with worsening illness, or symptoms in a baby/young child that concern you
Full information
Muscle Weakness
Decreased or diminished muscle strength.
Symptom classification
Body areaEntire Body
Conditions linked to this sign/symptom
92- Abetalipoproteinemia
- Acute Intermittent Porphyria
- Acute Transverse Myelitis
- Addisons Disease
- Adrenal Cortical Hyperfunction
- Amyloidosis
- Amyotrophic Lateral Sclerosis
- Anorexia Nervosa
- Arthrogryposis Multiplex Congenita
- Astrocytoma
- Back Pain
- Bartter Syndrome
- Becker Muscular Dystrophy (BMD)
- Botulism
- Cerebrovascular Disease (stroke)
- Chediak Higashi Syndrome
- Chronic Meningitis
- Chronic Renal Failure
- Coarctation of The Aorta
- Cold
- Compartment Syndrome
- Congential Muscular Dystrophy
- Dehydratase Deficiency
- Dermatomyositis
- Distal Muscular Dystrophy
- Duchenne Muscular Dystrophy
- Emery Dreifuss Muscular Dystrophy
- Eosinophilic Fasciitis
- Epidural Abscess
- Epilepsy
- Fascioscapulohumeral Muscular Dystrophy
- Friedreichs Ataxia
- Graves Disease
- Guillain Barre Syndrome
- Hartnup Disease
- Heat Exhaustion
- Herniated Nucleus Pulposus
- Hyper Magnesemia
- Hyperaldosteronism
- Hyperparathyroidism
- Hypoaldosteronism
- Hypokalemia
- Hypomagnesemia
- Hyponatremia
- Hypophosphatemia
- Hypopituitarism in Children Causing Short Stature
- Impetigo
- Infectious Mononucleosis
- Ischemic Stroke
- Kidney Failure
- Krabbes Disease
- Leprosy
- Limb Girdle Muscular Dystrophy
- Lumbar Spinal Stenosis
- Male Hypogonadism
- Menigitis
- Meningiomas
- Metastatic Breast Cancer
- Microsporidiosis
- Mixed Connective Tissue Disease
- Motor Neuron Disorders
- Multiple Sclerosis
- Muscular Dystrophy
- Myasthenia Gravis
- Myelomeningocele
- Myotonic Dystrophy
- Neurologic Paraneoplastic Syndromes
- Niacin Deficiency
- Osteogenesis Imperfecta
- Poliomyelitis
- Polymyositis
- Polyneuropathy
- Postherpetic Neuralgia
- Primary Aldosteronism
- Reflex Sympathetic Dystrophy
- Renal Tubular Acidosis
- Rheumatic Fever
- Rickets
- Sciatica
- Secondary Aldosteronism
- Spinal Cord Compression
- Spinal Cord Infarction
- Spinal Cord Tumors
- Spondylotic Cervical Myelopathy
- Stroke
- Syrinx
- Tick Paralysis
- Trisomy 13
- Vipoma
- Vitamin D Deficiency
- Vitamin E Deficiency
- Vitamin E Toxicity