What are the harmful effects caused by cigarettes/smoking?

For an insurance discount blood test how long will it take to get cigarette smoking to not show on test? I smoke @3 cigarettes/day.

What is the mechanism by which cigarettes smoking causes heart attack?

The difference between just plain cigarettes and smoking tobacco out of a pipe? Any at all?

Marijuana versus smoking cigarettes: does smoking weed have tar and all that bad stuff?

I am a heavy smoker of both marijuana and cigarettes. After smoking marijuana, i tried to stand up and walk. My vision went black and i fainted.

I just stopped smoking cigarettes and smoking marijuana , I started to feel like anxious I don't feel hungry is It because I quit ?

12 days after concussion. Doctor has cleared me to drink alcohol moderately. Ended up smoking almost a pack of cigarettes and smoking hookah. Am I ok?

How do you compare smoking cigarettes too hooca?

What are the proven advantages of smoking cigarettes ?