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Just when it is time to unwind and give the legs a much-needed break, leg pain at night can ruin any plans for rest. Night leg pain is so common that it is difficult to meet a person who has not experienced total sleep disruption as a result. Men, women and children have experienced this phenomenon. The causes of night leg pain might be from restless leg syndrome, nocturnal leg cramps or growing pains. Video of the Day
Nighttime or nocturnal leg cramps, which affect more than half of adults, can also be triggered by tiredness. Although there is no one definitive cause [of nighttime leg cramps], they are likely associated with muscle fatigue and nerve dysfunction, Dr. Sontag explains.