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Around the world HPV vaccines are knocking out cervical cancer

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Virtually all cervical cancers are caused by long-lasting infections with certain types of human papillomavirus (HPV) called “high risk” HPVs [1]. You can also develop other types of cancers from High risk HPVs infection including oral, anal and penile cancer [2]. 

Fortunately for us, HPV vaccination can prevent most cancers caused by HPVs, including cervical cancer [2,3]. Receiving the HPV vaccines before becoming sexually active reduces the risk of developing HPV cancers or precancerous lesions by more than 90% [4,5,6]. And contrary to some belief, the HPV vaccine DOES NOT encourage risky sexual behaviours such as earlier, more frequent, and unprotected sexual activities [11,12]. 

Since its approval in the early 2000s, long-term effectiveness studies have begun to show its positive impacts on young adults [1,8,13]. In the U.S., cervical cancer incidence alone went from being reduced by 33% to 65% reduction with the first cohort to receive the HPV vaccine [1]. Similar results were observed in Australia, which is on track to become the first country to eliminate cervical cancer by 2035 [13,14]. 

In Canada, we still have work to do. HPV vaccination rates remain below the levels needed to eliminate cervical cancer in most provinces and territories [15]. So share this good news with your circle and remind them why HPV vaccination and cervical cancer screening* are so important. 

*Because vaccines don’t prevent all HPV-related cancers, regular screening and safer sex are still important [4].

Sources
  1. Cancer statistics, 2023 | CA: A Cancer Journal for Clinicians – Wiley Online Library | Published January 12, 2023
  2. Human papillomavirus | Canadian Cancer Society
  3. Background and key statistics on HPV immunization in Canada | Canadian Partnership Against Cancer 
  4. What Can I Do to Reduce My Risk of Cervical Cancer? | CDC
  5. HPV vaccine: Who needs it, how it works | Mayo Clinic
  6. Updated Recommendations on Human Papillomavirus (HPV) Vaccines: 9-valent HPV vaccine 2-dose immunization schedule and the use of HPV vaccines in immunocompromised populations | Government of Canada | Published May 2017
  7. Getting the HPV vaccine | Ontario.ca
  8. NACI Statement: HPV vaccine update | Government of Canada | Published January 2012
  9. Action plan for the elimination of cervical cancer in Canada, 2020–2030 | Canadian Partnership Against Cancer 
  10. The Path to Eliminating Cervical Cancer in Canada: Past, Present and Future Directions | Current Oncology on PuMed Central | Published February 2022
  11. Population-level sexual behaviours in adolescent girls before and after introduction of the human papillomavirus vaccine (2003–2013) | CMAJ | October 2018
  12. Parental intention to have daughters receive the human papillomavirus vaccine | CMAJ | December 2007
  13. Australia on-track to be the first country to achieve cervical cancer elimination | HPVWorld
  14. Cervical Cancer Elimination in Australia and the Asia Pacific: Progress and Barriers | Medical Journal of Australia | March 2026
  15. Progress on HPV vaccination in Canada | Canadian partnership against cancer 

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