or venous disease.
Swelling can also result from vein problems, medications, heart disease, kidney disease, or other conditions.
Because the appropriate treatment depends on the underlying cause, persistent symptoms should not simply be treated with niacin supplements.
What Is Peripheral Artery Disease?
Peripheral artery disease, often abbreviated PAD, commonly occurs when atherosclerosis narrows arteries supplying the legs.
Some people have no obvious symptoms. Others develop discomfort, aching, heaviness, or cramping in the legs during physical activity that improves with rest.
More advanced disease can produce persistent pain, wounds that heal poorly, or other significant changes.
PAD is important because it
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