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Cardiologist says smoking for years does not mean quitting won’t help: 1 year after quitting heart attack risk drops 50%

Cardiologist Dr Ostfeld highlights that quitting smoking immediately reduces health risks, with significant improvements in heart attack risk within a year. 

Updated on: Sep 3, 2025, 08:25:01 IST
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Smoking is one of the deadliest habits, causing many ailments. It not only damages every organ in the body but is also bad for a person's overall health. So, deciding to quit is the first step towards leading a healthy and fulfilling life. However, there are certain myths associated with quitting that often derail one from doing it.

The benefits of quitting smoking start the minute you quit, no matter your age, no matter how long you have smoked. (Shutterstock)
The benefits of quitting smoking start the minute you quit, no matter your age, no matter how long you have smoked. (Shutterstock)

Also Read | Cardiologist says 'gut health impacts your heart health'; shares simple lifestyle habits to avoid post-meal bloating

In an Instagram post shared on April 10, Dr Robert Ostfeld, MD, MSc (cardiology), busted one of these myths that if you have smoked for years, you can't reduce your risk of heart disease by quitting. Let's find out what the cardiologist said.

Does quitting smoking not help your heart?

According to the cardiologist, the benefits of quitting smoking start the minute you quit, no matter your age, no matter how long you have smoked.

He also revealed the benefits of quitting after 1 year and 15 years. He highlighted, "Only one year after quitting, your heart attack risk will drop by about 50 percent. In 15 years, it will be the same as if you never smoked. It’s never too late to quit and put your health first.

Quit smoking: Smoking is a major risk factor for gum disease. If you smoke, quitting can help improve your gum health.  (Unsplash)
Quit smoking: Smoking is a major risk factor for gum disease. If you smoke, quitting can help improve your gum health.  (Unsplash)

What happens to the body when smoking?

According to the Department of Health, disability and Ageing, smoking is a major cause of cardiovascular disease, such as heart disease and stroke, and cardiovascular disease is one of the major causes of death for both men and women. Smoking increases the risk of blood clots, which block blood flow to the heart, brain or legs.

It can also cause type 2 diabetes. The risk of developing diabetes is 30 to 40% higher for active smokers compared to non-smokers. Smoking can also worsen some of the health conditions related to type 1 diabetes, such as kidney disease, eye disease and poor circulation, which can lead to gangrene.

Note to readers: This article is for informational purposes only and not a substitute for professional medical advice. Always seek the advice of your doctor with any questions about a medical condition.

  • Krishna Pallavi Priya
    ABOUT THE AUTHOR
    Krishna Pallavi Priya

    Krishna Priya Pallavi is a journalist with over 9 years of experience, covering health, fashion, pop culture, travel, wellness, entertainment, festivals, mental health, art, decor, fitness, and sex and relationships. She is an alumna of the Indian Institute of Mass Communication (IIMC), Dhenkanal, and holds an undergraduate degree in Journalism and Mass Communication from Guru Gobind Singh Indraprastha University, Delhi. Her strong academic foundation informs her analytical and detail-oriented approach to storytelling, helping her uncover stories where none seem to exist. Before joining Hindustan Times, Pallavi worked with some of India’s leading media organisations. She spent close to three years at India Today, where she honed her newsroom skills and developed a sharp editorial sensibility. She also worked for over a year and a half at Vagabomb, ScoopWhoop’s feminist digital platform, where she explored stories through a gender-sensitive, socially aware lens. Pallavi has a deep interest in global fashion trends and international fashion seasons, and enjoys interviewing celebrities and tracking pop culture movements—interests that frequently translate into engaging, reader-friendly stories. Alongside lifestyle and entertainment, she has a keen eye for impactful health and wellness journalism, regularly interacting with doctors, designers, and digital content creators to bring nuance and credibility to her work. Born and raised in Haryana, Pallavi remains deeply connected to her ancestral roots in Odisha. Her ability to spot fresh angles brings curiosity and depth to stories she pursues. When not chasing deadlines, she enjoys spending time with her dog, planning her next vacation, reading, running new trails, and discovering new destinations.Read More

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