There are many and varied reasons that blood thickens. One of them is excessive smoking. For more detailed information I suggest you read the information on this site.
http://www.home-remedies-for-you.com/askquestion/13473/blood-thickening-health-information-causes-of-thic.html
when your blood thicken it means you have increased hemoglobin volume or it is called polycythemia
It is thick because there are trillions of red blood cells in our bodies, though small, their sheer number makes blood thick.
If you don't drink enough liquid
what is thick blood in babies
Thick blood
blood clots
Blood is thick, red liquid.
cuz
Blood viscosity is the most important efect on blood velocity. Viscosity meaning how thin or thick the blood is. Velocity meaning the flow of blood. If the blood is too thick it's velocity will be slow. If the blood is thin, the blood will flow faster.
blood that is too thick
A
arteries
A
veins
they have thick skin and they have warm blood.....