Now, as with any drug, how quickly someone becomes addicted to nicotine depends on several factors including frequency of use, method of ingestion (e.g., smoking or dipping), and physical health
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This fatigue primarily arises from nicotine's stimulation of adrenaline release, resulting in increased heart rate and elevated blood pressure, which depletes energy reserves and consequently induces feelings of tiredness and drowsiness shortly after use
Caffeine vape pens have hit the market as well, but this means that you need to be more careful with highly caffeinated tea since its not (new word, not modulated) like in a vape pen, and as mentioned above, can lead to nausea and dizziness
Pagano (1986) Prevalence of cigarette smoking among subsequent cohorts of males and females in Italy, Preventive Medicine, 15: 606-13