What condition is characterized by muscle pain or spasms in the abdomen, arms, or legs?

Heat cramps are specifically related to muscle pain or spasms that occur due to excessive heat and dehydration, often during exertion in hot conditions. These cramps commonly affect the abdomen, arms, or legs, making them a clear match for the condition described in the question. When the body loses significant amounts of sodium and electrolyte through sweating, the muscles may react with painful contractions. This occurs particularly in athletes or individuals performing vigorous activities in high temperatures.

Other alternatives do not focus on the muscle spasms and pain tied to heat exposure. Dehydration, while it can lead to heat cramps, is a broader condition that involves the inability to maintain adequate fluid levels in the body and does not specifically describe the resultant muscle pain. Muscle fatigue refers to the tiredness experienced after exerting muscles but doesn’t imply the sudden and painful contractions seen with heat cramps. Exposure to cold can lead to different physiological responses, such as shivering, but it does not cause muscle spasms in the contexts outlined in the question. Therefore, heat cramps is the most accurate condition regarding the symptoms specified.