Smoking cigarettes is a known risk factor for severe disease and death from many lung conditions.

Complications of Smoking and COVID-19

Smoking affects every system in your body.

Smoking also increases your chances of developingblood clots.

Smoking and COVID-19 Risk

Verywell / Zoe Hansen

This protein is more abundant in smokers, another link between smoking and more severe disease from COVID-19.

Frequently Asked Questions

Can COVID-19 Be Spread Through Secondhand Smoke?

The novel coronavirus is transmitted by droplets in most cases, but it can also be airborne.

Does Smoking Lead to a More Severe Case of COVID-19?

Does Vaping Count?

If Im a Smoker, Is It Too Late to Quit?

Its never too late to quit.

There is never a bad time to quit smoking.

A Word From Verywell

Smoking is the leading cause of preventable death in the United States.

The information in this article is current as of the date listed.

As new research becomes available, well update this article.

For the latest on COVID-19, visit ourcoronavirus news page.

2021 Jan 5:thoraxjnl-2020-216422.

2021 Jan 25:e208360.

doi:10.1001/jamainternmed.2020.8360

World Health Organization.Smoking and COVID-19.

Samet JM.Tobacco products and the risks of SARS-CoV-2 infection and COVID-19.Nicotine Tob Res.

2020 Dec 15;22(12 Suppl 2):S93-S95.

2020 Jul 3;18:58. doi:10.18332/tid/124788

Centers for Disease Control and Prevention.Health effects of cigarette smoking.

2020 Oct;67(4):519-523. doi:10.1016/j.jadohealth.2020.07.002

American Cancer Society.Health benefits of quitting smoking.