is tobacco smoke a carcinogen Smokeless Causes Higher Levels of Carcinogens than Cigarettes Carcinogen - Wikipedia

Smoking while pregnant increases the risk of health problems for the fetus, such as: The biggest threat here is due to nicotine, the addictive substance found in tobacco

This leads to persistent bad breath or halitosis

Possible long-term effects of vaping are unknown

It's framed as a story being told rather than necessarily legitimate flashbacks (and I seem to recall that some of it turns out to be non-canon) but it does go a long way to understanding one of the central characters in the conspiracy and making the world of The X-Files feel real

It's absolutely possible." SurveyMonkey Audience polls from a national sample balanced by census data of age and gender