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A person may suddenly wake up with sharp pain in the calf muscle with muscle contraction and stiffness, a condition known as nocturnal leg cramps, and it becomes more common with age.
Cramps occur due to sudden and involuntary muscle contraction, and may last from seconds to several minutes, while some pain or sensitivity in the muscle may remain after the cramp subsides.
Medical estimates indicate that a large percentage of adults experience these cramps at some point, while their rates increase among the elderly.
Why do they occur?
There is no clear cause for nocturnal leg cramps in many cases, but there are factors that can increase the likelihood of their occurrence, including muscle strain, sitting for long periods, lack of movement, and some positions in which the foot remains for extended periods.
Cramps are also associated in some cases with pregnancy, aging, certain nerve and circulatory disorders, kidney diseases, and a number of medications.
Fluid or salt imbalances may contribute to cramps in some people, but frequent cramps do not automatically mean dehydration or a lack of minerals.
What to do when a cramp occurs?
When a cramp occurs in the calf muscle, you can stretch the leg and gently pull the toes towards the body, while massaging the muscle or standing and walking for a short period if possible.
Using heat may help relax the muscle, while some people feel relief after taking a warm bath or applying a warm compress to the area.
For prevention, regular stretching exercises for the leg muscles may be beneficial, especially before bedtime, along with appropriate physical activity during the day, avoiding staying in one position for long periods, and getting an adequate amount of fluids.
When do you need a doctor?
Occasional transient cramping is usually not a cause for concern, but severe or prolonged cramping warrants medical evaluation.
It becomes more important if the cramps are accompanied by other symptoms such as leg swelling or redness, muscle weakness, persistent numbness or tingling, or if they start after taking a new medication.
Muscle cramps should not be confused with leg pain resulting from circulatory or nerve problems, as some symptoms may be similar while the causes and treatments differ.
Stretching and regular movement remain among the simplest measures to try, but frequent cramps may be a message worth investigating rather than just relieving the pain.
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