What is the term for pain in muscles usually occurring during exercise that subsides with rest?

The correct term for pain in muscles that typically occurs during exercise and subsides with rest is known as intermittent claudication. This condition is a classic symptom of peripheral artery disease (PAD), where reduced blood flow to the muscles during periods of exertion leads to pain or discomfort. As the individual rests, blood flow improves, alleviating the pain.

While claudication might refer generally to pain from inadequate blood supply, intermittent claudication specifically denotes the pattern of pain that arises with activity and resolves upon cessation of that activity, which is a distinguishing feature.

Muscle fatigue, on the other hand, refers to the muscles' inability to continue performing at the desired level of activity due to depletion of energy reserves and doesn't necessarily follow the resting pattern associated with claudication. Peripheral neuropathy involves nerve damage, which can cause pain or tingling sensations, but it does not typically follow the exercise-induced pattern seen in claudication. Thus, the focus here is on the blood flow limitations linked to intermittent claudication.