If someone smoked 2 packs of cigarettes a day for 40+ years and is healthy would it be risky for them to abruptly stop? - Quora
![Just one cigarette a day is 'almost as dangerous as 20 - hiking your heart attack and stroke risk by 40%' | The Sun Just one cigarette a day is 'almost as dangerous as 20 - hiking your heart attack and stroke risk by 40%' | The Sun](https://www.thesun.co.uk/wp-content/uploads/2018/01/es-smoking-graphic-composite-inset03.jpg)
Just one cigarette a day is 'almost as dangerous as 20 - hiking your heart attack and stroke risk by 40%' | The Sun
![Smoking just one cigarette a day could increase risk of heart disease by 50% | The Independent | The Independent Smoking just one cigarette a day could increase risk of heart disease by 50% | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2018/01/25/10/smoking-one-cigarette.jpg?width=1200)
Smoking just one cigarette a day could increase risk of heart disease by 50% | The Independent | The Independent
![Low cigarette consumption and risk of coronary heart disease and stroke: meta-analysis of 141 cohort studies in 55 study reports | The BMJ Low cigarette consumption and risk of coronary heart disease and stroke: meta-analysis of 141 cohort studies in 55 study reports | The BMJ](https://www.bmj.com/content/bmj/360/bmj.j5855/F1.large.jpg)