There are two major types of circulation problems: restrictions in the blood flow going to an area (arterial), and away from it (venous).

DEAR DR. ROACH: Some months ago, my doctor used a QuantaFlo test to measure circulation in my legs. My result was low — 0.69 versus the normal range of 0.9-1.40. I was not surprised, as poor ...

There are two major types of circulation problems: restrictions in the blood flow going to an area (arterial), and away from it (venous). The QuantaFlo device measures arterial blood flow to the legs.

This study identifies statistically significant trends in mid-atmospheric circulation patterns that partially explain observed changes in extreme temperature occurrence over Eurasia and North ...