Night legs cramp, also known as nocturnal leg cramps, are painful muscle contractions or spasms which usually occur during the night. Generally, it appears in the lower leg but it can also appear in the feet and thighs. The pain is sharp and severe and it can wake you up in the middle of the night. It usually lasts for a few seconds but sometimes even for several minutes. The muscle soreness is felt even after the pain is gone, and it can last the following night and the following day.

Men and women can suffer from leg cramps and they usually appear over the age of 50.
Leg cramps vs. restless leg syndrome

Although both syndromes appear while people sleep, they are actually very different.

Restless legs syndrome is in fact a neurological disorders which is characterized by an uncontrollable and overwhelming urge to move your legs. When you move your legs during the RLS, it gives a sense of relief, which is not the case with nocturnal leg crumps.

THE FOLLOWING ARE THE REASONS OF APPEARANCE OF LEG CRAMPS:

Some medications
Pregnancy
Standing on concrete floors
Alcoholism
Sitting for a longer period of time
Certain exercises
Improper sitting posture
THE FOLLOWING ARE SOME ADVICES THAT WE WILL PROVIDE YOU WITH THAT WILL BE VERY HELPFUL IN THE FIGHT AGAINST LEG CRAMPS:

Take a warm bath before going to sleep
Perform some exercises in the water in order to build your leg muscles
Stretch your legs before going to sleep
Take more magnesium and potassium
Take horse chestnut to improve circulation in the legs
Wear ergonomic shoes
Place a heating pad to the area where the cramp or pain is felt
IN ORDER TO CURE THOSE MUSCLE SPASM DURING THE NIGHT YOU MAY FIND THESE HELPFUL:

Put your both legs in front you while you are sitting on the floor. Then bend your feet and point your toes toward your knees – you may need to pull on your feet to stretch out better.
Get up slowly and turn around a bit – shaking your legs can likewise improve blood flow.
Carefully rub the region with circular movements.
Consume a tablespoon of yellow mustard to relieve discomfort.