In a walking program for intermittent claudication, which approach is safest to promote endurance?

• A. Continuous walking with no rest
• B. Walk to the point of pain and rest until it subsides
• C. Walk to the point of pain and push through
• D. Avoid walking altogether

Answer: (B)

In intermittent claudication rehab, the safest way to build endurance is to use short bouts of walking to the point of claudication pain, then rest until the pain subsides, and repeat for a therapeutic total workout time. This approach creates repeated, tolerable ischemia–reperfusion cycles that train the leg muscles to endure longer activity while staying within the patient’s ischemic tolerance. By stopping at the onset of pain, you avoid pushing into severe ischemia, reduce the risk of tissue injury, and maintain the ability to complete the session with consistent effort.

Continuous walking without rest tends to push patients beyond their tolerance, causing early termination due to pain and limiting training adaptations. Walking through pain and pushing past it can worsen ischemia and potentially damage the muscle. Avoiding walking altogether would prevent any improvement in endurance. The key is a graded, tolerable stimulus that gradually increases tolerance over time.