alcohol worse than cigarettes vs. Alcohol: Comparing Physical &Psychological Harm Alcohol Use and Cardiovascular Disease:
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For example, it is not due to depression or externalizing disorders that co-occur with ADHD

After a person quits smoking, it can take years to undo the damage caused by the harmful chemicals in cigarette smoke

No low beam headlights

Exposure to toxins: Cigarette smoke contains innumerable toxic chemicals, including carbon monoxide and tar

Researchers have identified a key component in cigarette smoke that worsens pain in people with spinal cord injury, suggesting that a critical element within tobacco is responsible for such pain-inducing effects
