why does smoking cause wrinkles ?

Question

why does smoking cause wrinkles ?

In: Other

Answer 1

>The nicotine in cigarettes causes blood vessels to contract which impairs blood flow to your skin. With less blood flow, your skin doesn’t get as much oxygen and important nutrients. Along with a bunch of the other chemicals in smokes it can damage the collagen and elastin in your skin, so it won’t “bounce back” as well as a nonsmoker’s skin.

ELI5: how does smoking cause wrinkles?
byu/oOPersephoneOo inexplainlikeimfive