Blog
Clear, honest writing about biological age, ageing research and the everyday habits that shape how well your body holds up.
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Exercise and Biological Age
How physical activity influences a biological age estimate, and why the first hour of movement each week matters more than the tenth.
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How Sleep Affects Biological Age
Sleep duration and consistency are among the strongest lifestyle signals in any ageing estimate. Here is why they carry so much weight.
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Can You Lower Your Biological Age?
What is realistic, what is exaggerated, and what the evidence actually supports when it comes to changing a biological age estimate.
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Biological Age vs Chronological Age
The difference between the age on your birth certificate and the age your body appears to be, and why the distinction is worth understanding.
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What Is Biological Age?
Biological age estimates how old your body appears to be, rather than how many years have passed since you were born. Here is what that means in practice.