Sudden Contraction 

Muscle tightens involuntarily, causing sharp, brief pain.. 

Brief Duration 

Muscle cramp lasts seconds, then quickly relaxes. 

Common Sites 

Calves, thighs, feet, hands often cramp painfully. 

Dehydration 

Lack of body fluids triggers painful, sudden muscle cramps quickly. 

Electrolyte Imbalance 

Low minerals disturb muscle function, triggering sudden painful cramps. 

Overuse of Muscles 

Repeated intense activity exhausts muscle fibers, causing painful cramps. 

Muscle Fatigue 

Tired muscles lose strength and cramp more easily. 

Poor Blood Circulation 

Reduced blood flow makes muscles cramp more easily. 

Nerve Compression 

Pinched nerves disrupt signals and trigger sudden, painful muscle cramps..