I read that when blood leaves the capillaries, it enters tiny veins called venules. Between 8 and 100 micrometers in diameter, venules join to form veins that return blood to the heart. When blood reaches the veins, it has lost nearly all its pressure, so venous walls are thinner than arterial walls. They also have … Read more
The sequence of how blood circulates to the legs, beginnings with the blood leaving the left ventricle?
They are different for different people. If you think you are suffering from it, see your doctor. If you have a friend, take them to their doctor.
If you are feeling nervous in social situations, welcome to being human.