<unk>  is a medical term usually referring to impairment in walking, or pain, discomfort, numbness, or tiredness in the legs that occurs during walking or standing and is relieved by rest. The perceived level of pain from<unk>  can be mild to extremely severe.<unk>  is most common in the calves but it can also affect the feet, thighs, hips, buttocks, or arms. The word<unk>  comes from the Latin claudicare meaning 'to limp'.<unk>  that appears after a short amount of walking may sometimes be described by US medical professionals by the number of typical city street blocks that the patient can walk before the onset of<unk> . Thus, "one-block<unk> " appears after walking one block, "two-block<unk> " appears after walking two blocks, etc. The term block would be understood more exactly locally but is on the order of 100 metres.
Claudication
Cavitation 
Chest pain
Palisade 
Palpitations
Edema
Xiphodynia
Cardiomegaly