What causes cramps in the back of my legs?

“Leg cramps can be caused by many conditions, ranging simply from dehydration to something much more serious such as kidney disease,” said physical therapist Matthew Hyland, president of the New York Physical Therapy Association and co-owner of Rye Physical Therapy & Rehabilitation.

What causes lower leg cramping? One of the most common causes for lower leg cramps is strenuous activity, which involves vigorous muscle contractions and expansions, leading to muscle fatigue.

What causes severe muscle pain in legs? Severe leg pain located around the thigh can be caused by trauma from a femoral break or muscle strain. A deep, shooting pain in the upper leg can also be caused by deep vein thrombosis, spinal stenosis, or a thigh bone infection.

What causes leg cramps while asleep? Causes of Leg Cramps While Sleeping at Night. Another thing that can cause leg cramps at night is diabetes or an artery disease. Other causes can be metabolic in nature, such as Hypothyroidism or even failing kidneys.

What are the causes of leg spasms? The compression of nerves after they leave the spinal cord can cause leg spasms. Spinal nerve compression can create conditions that affect the spinal column, such as osteoarthritis, spinal tumors and herniated disks, according to MayoClinic.com.



Symptoms include:

  • Muscle spasms
  • Pain in the muscles
  • Cramping
  • Tightness


Common causes include:

  • Decreased blood flow to muscles
  • Injuries to the muscle
  • Exercise during extreme heat or cold
  • Intense physical activity
  • Overworking the same muscles
  • Exercising without prior stretching
  • Compression of nerve in the spinal cord
  • Deficiency of calcium, potassium or sodium in the blood
  • Dehydration

Risk factors include:

  • Age – risk increases with the age
  • Athletes
  • Obesity / overweight
  • Smoking
  • Medications such as diuretics which can cause decrease in potassium levels
  • Pregnancy


  • Warm up before and after exercise
  • Avoid overusing the same muscles
  • Avoid physical exercise in extreme weather conditions
  • Drink plenty of water
  • Take beverages that contain electrolytes
  • Move around to prevent cramps due to inactivity


Complications may include:

  • Sleep disturbance
  • Impaired quality of life

What diet is recommended?How is this diagnosed?How to take self care?For informational purposes only. Consult a medical professional for advice.Reviewed by a panel of doctors. Source: Focus Medica. Was this helpful?What causes severe leg cramps in both legs? These are some of the main causes of leg cramps: Dehydration Fluids hydrate the muscles, allowing them to contract and relax with ease. As such, dehydration is a common cause of cramping in the legs.

What causes severe leg spasms? The American Academy of Orthopaedic Surgeons explains that leg spasms may be caused by an electrolyte imbalance. Electrolytes are chemicals in the blood that regulate important body functions.

What causes leg pains at night? Certain diseases such as fibromyalgia are known to often cause pain in the legs at night. Some other possible causes include diabetic neuropathy, blood clots in the legs, or just simple overuse of the legs.

What causes leg cramps list? Leg pain can be due to a muscle cramp (also called a charley horse). Common causes of cramps include: Dehydration or low amounts of potassium, sodium, calcium, or magnesium in the blood.