Anti Aging

DunedinPACE: A Revolutionary Measure of Ageing

DunedinPACE: A Revolutionary Measure of Ageing

Did you know you could be younger than you think you are? That’s because the rate at which we age varies significantly among individuals. While traditional measures of ageing rely on chronological age, they don’t fully capture the biological ageing process. 


This is where DunedinPACE comes in—a groundbreaking epigenetic clock that provides a more accurate measure of how fast your body is actually ageing. Intrigued? Let's dive into how this innovative tool can redefine our understanding of ageing.


What is the DunedinPACE Test?


The DunedinPACE test is a novel DNA methylation biomarker designed to measure the pace of biological ageing. Developed from data in the Dunedin Study, which tracked individuals from birth over several decades, the DunedinPACE test uses changes in 19 biomarkers of organ-system integrity to calculate an individual's ageing rate. This test provides insights into how quickly a person is biologically ageing compared to the average population.

 

But what exactly is chronological ageing, and how does it differ from biological ageing? Understanding this distinction is crucial for appreciating the value of the DunedinPACE test.


What is the Definition of Chronological Ageing?


Chronological ageing refers to the actual time a person has been alive, measured in years. While it is a straightforward measure, it does not account for the varying rates at which people experience ageing. Biological ageing, on the other hand, considers the physiological and molecular changes that occur in the body over time, which can differ significantly among individuals of the same chronological age.


This brings us to the fascinating world of DNA methylation and its role in measuring biological age. How accurate is this method, and why is it gaining so much attention?


How Accurate is DNA Methylation for Age?


DNA methylation is a process by which methyl groups are added to DNA, influencing gene expression without altering the genetic code. This epigenetic modification has been found to correlate strongly with ageing. 


Studies have shown that DNA methylation clocks, like DunedinPACE, can accurately predict biological age and are associated with various health outcomes, including morbidity and mortality (R)​.


Given this accuracy, you might wonder which biological age test stands out as the best. Let's explore how DunedinPACE stacks up against other leading tests.

 

 

What is the Best Biological Age Test?


Several biological age tests are available, each with its strengths and limitations. The DunedinPACE clock is one of the most advanced, providing high test-retest reliability and strong associations with health outcomes. Other notable tests include the Horvath clock and the GrimAge clock (R). 


The best test depends on the specific context and the type of information needed. For a comprehensive measure of biological ageing and predictive power for future health, DunedinPACE is highly regarded​.


One of DunedinPACE's main competitors is the GrimAge clock. But what exactly is the GrimAge clock, and how does it compare?


What is the GrimAge Clock?


The GrimAge clock is another DNA methylation-based biomarker that estimates biological age and predicts lifespan and time-to-disease onset. It incorporates DNA methylation data and plasma proteins, providing a detailed measure of ageing and associated health risks. 


Like DunedinPACE, it is a powerful tool in geroscience and personalised medicine​. Understanding these tools' nuances can help us determine how and when ageing impacts us the most (R).


At What Age Do You Age the Most?


Research indicates that the pace of ageing can vary at different life stages. Rapid biological ageing often occurs during periods of significant physiological change, such as during adolescence and later in life. 


Factors such as lifestyle, genetics, and environmental exposures also play critical roles in influencing the rate of ageing. Tools like the DunedinPACE calculator can help identify these variations and provide personalised insights​.


Conclusion

The DunedinPACE test represents a significant advancement in the field of ageing research. By offering a precise measure of the pace of biological ageing, it helps individuals and healthcare providers understand ageing processes better and tailor interventions accordingly. Whether you are looking to evaluate the impact of lifestyle changes or assess the effectiveness of anti-ageing therapies, the DunedinPACE test is an invaluable tool.

 

Incorporating the latest in epigenetic research, the DunedinPACE clock provides a robust, reliable measure of how we age biologically, far beyond what chronological age can tell us. As research continues to evolve, tools like the DunedinPACE epigenetic clock will play an increasingly important role in promoting healthy ageing and enhancing our understanding of the human lifespan.


Check out this detailed article to learn more about the science behind epigenetic clocks and how they measure biological age. 

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Written By Natasha Jordan

BHSc Qualification in Nutritional Medicine, Postgraduate Degree in Public Health, Registered & Accredited through ANTA

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