Your blood circulation plays an essential role in delivering oxygen and nutrients throughout the body. When blood flow becomes restricted, the legs and feet may be among the first areas where noticeable changes appear. Signs of poor blood circulation can include recurring leg discomfort, cold feet, numbness, weakness, changes in skin color, and wounds that take longer than expected to heal. One possible cause is peripheral artery disease (PAD), which develops when arteries supplying the limbs become narrowed. However, similar symptoms can occur with nerve disorders, vein-related conditions, and other health problems. Recognizing a persistent pattern of symptoms is therefore more useful than assuming every circulation complaint is caused by a blocked artery. Quick Takeaways Key Takeaway: Poor circulation may cause leg discomfort, cold feet, numbness, weakness, skin changes and slow-healing wounds. Who Should Pay Attention: People who repeatedly experience leg symptoms during walking o...