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Smoking causes sticky blood

Within ten minutes of inhaling cigarette smoke, your blood becomes sticky. This increases the risk of dangerous clots which can lead to a catastrophic heart attack.

To watch the Sticky Blood television advertisement or for more infographics, visit the campaign hub.

The Sticky Blood campaign is also available in Mandarin, Cantonese and Simplified Chinese. Visit for more.

Facts about smoking and sticky blood

  • Within ten minutes of inhaling cigarette smoke, your blood becomes sticky.
  • Sticky blood can lead to blood clots and catastrophic heart attack, even in your 40s or 30s.
  • Even smoking one cigarette a day or smoking occasionally significantly increases your risk of dying from heart disease.
  • Stopping smoking reduces your risk of heart attack and heart disease. Within 2-3 months of quitting, your blood is less sticky and your risk of heart attack continues to fall over time.
  • Stopping smoking is the best thing you can do for your health. The best way to stop smoking is with support from Quitline (13 7848) and with stop smoking medications, like the nicotine patch and gum. No matter how many times you've tried to quit, Quit is here to help.

There are many ways to contact Quitline. You can call 13 7848 Monday to Friday, 8am to 8pm, SMS the same number or complete the online form with your details and preferred date and time to request a callback:

Whether or not you're ready to quit, we're here to help (13 7848)

You don't have to be ready to quit to chat with a Quitline counsellor (13 7848). Quitline counsellors can help, wherever you are on your quitting journey. It's also a good idea to chat with your doctor. They can discuss your options and give you a script for cheaper stop smoking medication. If talking on the phone isn't your thing, explore our other support options. These include QuitTxt and QuitMail. You can also join our Facebook community to hear from others, ask questions and share experiences.

How can Quitline help

Free counselling to help you stop smoking

Quitline counsellors are trained to help you find your reasons to quit and the methods most likely to work for you. They can offer personalised advice or simply answer general questions about quitting.

How Quit can help

Tips and Tactics

See tips and tactics that helped others stop smoking

Where do you begin? What are some quitting methods? What are some useful tips to know? Explore a range of tips and tactics to find the ones that could work for you and your lifestyle.

Explore tips and tactics

Request a Quitline callback

Request a Quitline callback

Sometimes it's easier to have someone call you. Use our online form to add your details, nominate your preferred date and time, and a Quitline counsellor will give you a callback.

Request a Quitline callback

More tools to try

Reasons to quit
Secondhand smoke
Social smoking