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Reviewed By:

Tomohiro Hamahata

Tomohiro Hamahata, MD (Orthopedic surgery)

Dr. Hamahata graduated from the Jikei University of Medical Science. After working at Asanokawa General Hospital and Kosei Chuo Hospital, he joined the Department of Orthopedics at Asakusa Hospital in April 2021, specializing in general orthopedics and joint replacement surgery.

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Content updated on Jan 4, 2023

About the symptom

Leg cramps are episodes of sudden pain in the muscles of the leg caused by an involuntary contracting (shortening) of the leg muscle.

When to see a doctor

Seek professional care if you experience any of the following symptoms

  • Fever

  • Disorder of consciousness

  • Seizure attack

Possible causes

  • osteoporosis

    Osteoporosis is a disease that makes your bones weak and brittle, resulting in the bone to fracture easily even with minor trauma or stress (for instance, after a simple fall). It may be caused due to long-term low calcium intake, estrogen deficiencies in women, and an inactive lifestyle.

  • Leg cramps

    Leg cramps are episodes of sudden pain in leg muscles caused by involuntary contractions (shortening) of the leg muscle. Most leg cramps happen in the calf muscles and, less commonly, in the feet and thighs.

  • Muscle cramps of all 4 limbs

  • Dialysis disequilibrium syndrome (DDS)

Related serious diseases

  • Heatstroke

    This is a life-threatening emergency where the person's body temperature is dangerously high and they display neurological abnormalities. This occurs when the body fails to regulate its temperature properly. It can be caused by the surrounding environment (heat, moisture) or internal factors (dehydration, strenuous exercise).

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Have you had leg cramps recently?

Other Related Symptoms

Similar symptoms or complaints

Reviewed By:

Tomohiro Hamahata

Tomohiro Hamahata, MD (Orthopedic surgery)

Dr. Hamahata graduated from the Jikei University of Medical Science. After working at Asanokawa General Hospital and Kosei Chuo Hospital, he joined the Department of Orthopedics at Asakusa Hospital in April 2021, specializing in general orthopedics and joint replacement surgery.

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