Table I.

Patients should continue to monitor their discomfort level throughout their training progress

Acceptable: Continue to progress training	Unacceptable: Back off training
General muscle soreness	Pain that lasts for 2–3 days after a workout
Slight joint discomfort after workout or next day that resolves within 24 h	Pain that is evident at the beginning of a run/walk then becomes worse as run/walk continues
Slight stiffness at beginning of run or walk that dissipates after first 10 min	Pain that is keeping the patient awake at night
	Pain that changes the patient’s stride