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As the weather turns colder, many people notice that their hands and feet colder, heavier, or more numb - and for those with underlying vascular conditions, winter can make circulation problems significantly worse. But why does this happen, and what can you do to protect your vascular health when the temperature drops?

The Ankle-Brachial Index (ABI) test is a simple, painless way to check how well blood is flowing in your legs. It works by comparing the blood pressure in your ankles with the blood pressure in your arms. If the pressure in your legs is much lower than in your arms, it may be a sign of peripheral artery disease (PAD), a condition where narrowed or blocked arteries reduce circulation to the legs.

Interventional radiology is a specialty that can do what surgery can do, but without the incision. As a medical specialty, vascular and interventional radiology is a relatively new and ground- breaking field. The procedures involve threading a narrow catheter-type device through a tiny opening in the groin, from which we can reach various parts of the body, like the legs, abdomen, pelvis, even the brain.