Symptoms of hand cramps include joint pain, swelling of the hands or joints, hand stiffness, tingling and trouble with moving the hand or joints, notes Healthgrades. Muscle spasms, seizures, weakness and loss of consciousness that accompany hand cramps may signal a person is suffering from a more serious condition.
Leg pain, fatigue, twitching and a prickling sensation are symptoms that may occur along with hand cramps, according to Healthgrades. Involuntary, quick motions may indicate that a person is suffering from hand cramps as well. Causes of hand cramps include certain medications, low levels of calcium or magnesium in the body, high levels of phosphate in the body, anxiety as a result of hyperventilation, and nerve damage.