Final answer:
Muscle cramps can be caused by electrolyte imbalances, muscle fatigue, and dehydration.
Step-by-step explanation:
Muscle cramps can be caused by different factors including electrolyte imbalances, muscle fatigue, and dehydration. Electrolyte imbalances can disrupt normal muscle function by affecting enzyme and protein activity. Muscle fatigue occurs when a muscle is no longer able to contract in response to signals from the nervous system. Dehydration can lead to electrolyte imbalances and muscle cramps.