If poor circulation is causing you problems with stamina, discomfort, or embarrassment, turn to the best vein doctor in Brooklyn and Bronx: Dr. George Bolotin. Dr. Bolotin works out of the Astra Vein Treatment Center. If you’re wondering what does a vascular doctor does, he primarily focuses on your circulatory system. https://www.astraveinvascular.com/best-vein-doctors-top-specialists/