how tobacco affects the brain Cigarette smoke before and during pregnancy fetal File:Tobacco diagram.png - Wikimedia Commons

Look that one

Same size as a standard pack of cigarettes but does not open on any side

Which is quite a significant price to pay for a quick draw on a cigarette, don't you think

This is important because insurance coverage may create behavioural risk compensation (ex-ante moral hazard), while chronic disease status may drive tobacco use as a maladaptive coping mechanism

If stopping smoking improves your body's ability to use calcium, the bone density loss may recede - especially if you eat healthy foods and get the right vitamins and minerals - like vitamin D3 and vitamin K2 that are essential for using calcium for bone repair