Both can be signs of peripheral artery disease, or PAD, a serious blood-flow issue with implications for the heart. In this expert alert, Young Erben, M.D., a vascular surgeon at Mayo Clinic in ...
PAD in the arteries of the lower legs is characterized by the following: Cramping pain during activity (claudication): This is due to narrowed or blocked arteries in the mid-thigh or knee. Pain in the ...
A walking fish with taste organs on its limbs ... Previous studies suggested that northern sea robin legs could pick up chemical cues, but it was unclear if the limbs could sense anything as ...
This fish has legs — but they’re not just for walking. Scientists have found that the northern sea robin (Prionotus carolinus) uses its limbs both to stroll the ocean bottom and to taste the ...