deaths per year from alcohol and tobacco The combined effect of smoking drinking on cause-specific mortality: a 30 cohort study Deaths attributed to tobacco, alcohol

Weathersbee, L

Psychosocial stress (e.g., giving subjects a demanding task and distracting them at the same time) caused an increase in the stress hormones epinephrine and cortisol, but the addition of a moderate amount of caffeine more than doubled the stress response.19 Importantly, the researchers found that habitual and light caffeine consumers had basically the same increase in stress hormones, proving that people do not develop a tolerance to the anxiety-producing effects of caffeine

Nicholas 2018 320 KS, and takes to the flame easily

Preclinical research Since ADHD is a heterogenous disorder that results from different combinations of genetic and environmental factors, studying the disease in an animal model provides an invaluable resource for understanding the neurochemistry underlying specific aspects of ADHD and the relative risk that various exposures have on the development of ADHD [66]

But the costs of smoking arent solely financial smoking presents a serious cost to both your wallet and your health as the biggest preventable cause of death in the UK