are tobacco leaves carcinogenic Smoking is hazardous to our health. Tobacco has at least 70 known cancer-causing chemicals that can cause heart diseases, lung diseases, & other serious health problems. Also, it is known that Tobacco - Hopi | Association

Newly identified risks from smoking include worse outcomes from COVID-19 (e.g., increased hospitalizations and probability of death) and increased risk of periodontal disease and gastro-esophageal reflux disease

Influence of cigarette smoking on the human duodenal mucosa-associated microbiota

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When nicotine is used alongside other substances, it often leads to: More frequent use Higher overall intake Stronger habit loops tied to specific routines Reinforcement of cravings through shared triggers That combination can increase the total amount of a substance in the body, which can naturally extend how long it is detectable

Journal of the Entomological Society of British Columbia

And in the circus was thisit turned out later to be a dromedarybut we all called it a camel