Feeling as if there is an air current going down both sides of the ankle bone may be caused by arthritis, lower extremity vascular disease, lumbar spine disease and other reasons. 1. Arthritis: rheumatism, rheumatoid arthritis and osteoarthritis at the ankle, local inflammatory factor accumulation, pain, activity limitation, ankle bone on both sides as if there is an air current going down and other symptoms. 2. Lower extremity vascular diseases: common in lower extremity venous thrombosis, lower extremity arterial embolism and other diseases, due to poor blood circulation in the lower extremities, you can feel as if there is a stream of air on both sides of the ankle bone going down the symptoms. 3. Lumbar spine disease: common in lumbar degenerative disease, lumbar spine fracture, lumbar spine tumor and other diseases, stimulate the innervated lower limb nerves, can appear on both sides of the ankle bone as if there is a current of air going down the symptoms. There may be other reasons why you feel as if there is a stream of air going down the sides of your ankle bones, so it is recommended that you go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and then give targeted treatment or therapy.