is smoking 2 cigarettes a day bad Cardiovascular Disease: Even Occasional Linked to Higher Risk “Just 2–3 cigarettes a day…

(Source) Smoking by Demographic Heres a breakdown of American smokers by age, gender, race or ethnicity, geographic region, level of education, marital status, income level, and sexual orientation

After cigarette smoke has been cleared from the air, nicotine and other toxins from cigarettes can linger in smokers homes on surfaces such as clothing, furniture, and carpets

But you are a little leery about the idea of quitting smoking

In animal models, negative effects include blood-brain-barrier disruption, neuroinflammation and oxidative stress disbalance, altered epigenetic processes, and deregulated gene expression