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How Do Cigarettes Affect the Body?

Video   Dec 19, 2018 | Taken from TED-Ed, YouTube

 

Cigarettes aren’t good for us. That’s hardly news -- we’ve known about the dangers of smoking for decades. But how exactly do cigarettes harm us, and can our bodies recover if we stop? Krishna Sudhir details what happens when we smoke -- and when we quit.  


 
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