The True Cost of Smoking

The True Cost of Smoking: Every Cigarette Takes Minutes Off Your Life

Author: Corinne Rao, MD
Published: January 14, 2025
About the author:

About the author:

Corinne Rao, M.D. is a board-certified, award-winning internal medicine physician and the Founder and CEO of Legacy Physicians.

As we embrace the new year, many of us are focusing on weight loss and exercise goals. While these are vital health objectives, I want to address something even more crucial for those who smoke: making smoking cessation your top priority for 2025.

A groundbreaking study from University College London has revealed shocking statistics about smoking’s impact on life expectancy. Each cigarette smoked reduces life expectancy by approximately 20 minutes – 17 minutes for men and 22 minutes for women. To put this in perspective, smoking just one pack (20 cigarettes) per day equates to losing nearly seven hours of life. That’s seven precious hours you could have spent with loved ones, pursuing your passions, and living in good health.

The Cumulative Impact

The harm caused by smoking accumulates over time, but the good news is that quitting can immediately begin to reverse these effects. Consider this: if you currently smoke 10 cigarettes daily and quit on January 1st, you could:

  • Prevent the loss of a full day of life by January 8th
  • Save a full week of life by February 20th
  • Preserve an entire month of life by August 5th

Understanding the Broader Health Impact

As a physician with over 20 years of experience, I’ve witnessed firsthand the devastating effects of smoking. It remains the leading cause of preventable disease and death in the United States, claiming more than 480,000 American lives annually. The health risks extend beyond cancer to include heart disease, stroke, and chronic obstructive pulmonary disease (COPD).

However, there’s hope. Quitting smoking before age 40 can reduce the risk of dying from smoking-related diseases by approximately 90%. This statistic powerfully demonstrates that it’s never too late to make a positive change for your health.

Taking Action

If you’re ready to quit smoking, numerous resources are available to support your journey. Modern tools, including smartwatch apps that detect smoking-related hand movements and provide supportive messages, are showing promising results in helping people quit. The Centers for Disease Control and Prevention (CDC) offers compelling stories from former smokers, and the American Lung Association provides inspiring narratives through their #TheDayIQuit blog series.

My Message to You

As a physician, I cannot emphasize enough that stopping smoking is the single most important step you can take for your health. Every cigarette not smoked is minutes of life preserved. Don’t wait for tomorrow – make today the day you choose to add years to your life and life to your years.

Remember, at Legacy Physicians, we’re here to support you in your journey toward better health. Whether through in-person visits or telemedicine consultations, we can work together to develop a personalized smoking cessation plan that works for you.

The choice to quit smoking isn’t just about adding years to your life – it’s about adding quality to those years and being present for the moments that matter most with your loved ones.


Dr. Corinne Rao is a board-certified Internal Medicine physician at Legacy Physicians, specializing in Lifestyle and Functional Medicine. With over 20 years of experience, she takes a comprehensive approach to helping patients navigate weight loss, hormonal health, stress and chronic disease management. Schedule a consultation with Dr. Corinne at Legacy Physicians.


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