Left foot cool right foot normal generally consider the left foot blood circulation is not good, the possible causes are compression, deep vein thrombosis, arteriosclerosis, etc..
1. Compression: such as crossing the legs, cross-legged, etc. for a long time to compress the left leg, resulting in the left lower extremity blood supply caused by insufficient cold feet.
2. Deep vein thrombosis: Due to lack of exercise or overweight, imbalance of anticoagulation and coagulation, the blood becomes hypercoagulable and thrombus is formed, which mostly occurs in the left lower limb and manifests itself as edema of the lower limb, cold feet, and pain when pressed.
3. Arteriosclerosis: often occurs in high blood sugar, high blood fat, smoking and other people, caused by slowing down the peripheral blood circulation in the left lower extremity, resulting in lower extremity cold, intermittent claudication.
If the left foot is cold with obvious lower limb edema, walking inconvenience, etc., you should consult a doctor as soon as possible, with the help of a doctor to clarify the cause of the disease.