The immediate pain can be relieved by stretching out the over-contracted (knotted) muscle. This can be achieved by your, or with the help of someone else, gently but firmly physically extending the limb or extremity that is cramping until the pain is relieved and holding it extended for about a minute so that the cramp does not return.
For prevention of cramps, there are all sorts of folk remedies but you would be best consulting your doctor if you are having a serious cramp problem.
The spasms you are feeling are muscle spasms. Muscle spasms are mostly caused by dehydration so you should try to hydrate yourself to stop them.
No cold water will just give you muscle spasms and cramp
Symptoms of a leg cramp caused by potassium deficiency may include muscle weakness, fatigue, muscle cramps or spasms, and tingling sensations in the legs.
The correct spelling is "cramp" and not "calf". The cramp is the involuntary contraction of the muscle and is usually very painful.
Muscles tend to cramp up if they are not used regularly. Stretch out your muscles that are cramping once a day and you should be alright.
When one gets a heat cramp, they get muscle spasms due to the excess loss of salt and water. With a heat stroke, one will suffer heat exhaustion and heavily sweat, feel nauseous, or lightheaded.
A muscle cramp is likely due to a lack of
When a muscle cramp occurs, the muscle contracts forcibly and involuntarily and doesn't relax for the time the cramp lasts. The cramp can last from few seconds up to few minutes.
When you experience a leg or muscle cramp, it is because the muscle has constricted or tightened up. The lump you are referring to is the muscle itself that has tightened up. When your muscle relaxes, the cramp goes away.
A painful contraction of a muscle is a cramp or charley horse.
Prevents/relieves muscle tension. Dysmenorrhea, asthma, colic, spastic constipation, irritable bowel syndrome, hysteria, nervous complaints, high blood pressure, arthritis, convulsions, and more . . .
Loss of fluids and salts--especially sodium, potassium, magnesium , and calcium--can disrupt ion balances in both muscle and nerves. This can prevent them from responding and recovering normally, and can lead to a cramp.