Question

How does tobacco use weaken blood vessels?

Answer 1

Hello kind human!

The chemicals they use to make tobacco harm your blood cells which weakens them. Have a wonderful day!

Answer 2

Tobacco contains hundreds of compounds most of which are harmful. One of the main studied effects off tobacco smoking on arteries is that, once it is inhaled and enters the blood through the lungs, it disrupts the function of the lining of the arteries which is called the 'endothelium'. 

I Hope this Helps ☺