When we add sugar to tea or coffee we might not really reflect on how much sugar we scoop up. What is one teaspoon for you may actually be two ârealâ teaspoons, which would mean you are actually consuming more calories than you thought. A normal teaspoon of sugar vs a heaped teaspoon of sugar.
they are inversely proportional (increasing area decreases velocity) therefore in large vessels like the vena cava, blood has a low velocity blood also has a low velocity in the capillary beds, because of the increased cross-sectional area produced by many capillaries.
Slow blood flow can occur if there is a narrowing of the blood vessel. This can obstruct the flow. One common cause is atherosclerosis. There are deposition of cholesterol or lipids in the wall of the arteries which can narrow it. Other causes can be an inflammation. In the veins there can be slow flow where there is difficulty in pumping blood from legs towards the heart. If you feel any symptom, you should get an examination you need to get it checked by doctor. Any query, please feel free to ask.