Adult 1 Aged 1 Aged, 80 and over 1 Article 1 Cigarette Smoking 1 Ex-Smokers 1 Female 1 Forecasting 1 Future thinking 1 Humans 1 Impulsivity 1 Male 1 Middle Aged 1 Non-Smokers 1 Norepinephrine 1 Smokers 1 Smoking cessation 1 Smoking duration Thinking 1 Time Factors 1 United States 1 adult 1 aged 1 cigarette smoking 1 controlled study 1 cross-sectional study 1 female 1 forecasting 1 human 1 impulsiveness 1