Author Archives: skeptvet

How Long Do Dogs Live?

Dogs’ lives are too short. Their only fault, really.Agnes Sligh Turnbull How long should a dog live? The obvious answer for any dog lover, of course, is “Forever!” Unfortunately, since this does not appear possible, we must settle for trying … Continue reading

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The Young Science of Dog Aging

Here is a brief talk and Q&A I participated in recently at Petminded. Hope you find it interesting!

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Rational Use of Diagnostic & Screening Tests

I have written many times about the misuse of diagnostic tests and the risks of misdiagnosis and overdiagnosis associated with improper use of screening tests. Recently, I condensed my rants on these topics into an article I hope will be … Continue reading

Posted in Science-Based Veterinary Medicine | 4 Comments

Can Your Dog’s Face Tell You How Old They Are?

Age-associated changes in appearance are readily recognized by clinicians and dog owners. We can often identify an old dog of any breed through a gestalt assessment of appearance, movement, and demeanor without being able to detail all the specific features … Continue reading

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Lifespan and Healthspan

The goal of longevity therapies is to prolong both lifespan (the number of years an individual lives) and healthspan (the number of years free of significant disease or disability). Current preventative medical interventions, such as vaccines, have greatly increased lifespan, … Continue reading

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OncoK9 Liquid Biopsy: Should Your Dog have this Test?

It is really never a good sign when a miraculous new breakthrough in veterinary medicine is announced on the internet. That isn’t where true scientific breakthroughs show up. Legitimate science is a slow, detailed process where even brilliant, revolutionary ideas have … Continue reading

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Telomeres & Aging

Each new discovery in aging biology generates a lot of excitement. Newly discovered mechanisms are sometimes enthusiastically promoted as dramatic breakthroughs that will transform the field and lead to powerful clinical therapies. Over time, our understanding of these new elements … Continue reading

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Measuring Aging: Epigenetic Clocks

Aging involves physical changes over time, but time is not the primary driver of these changes. Large-breed dogs age faster than small breed dogs, and there is great individual variation in the manifestations of aging. A key lesson we have … Continue reading

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Gabapentin: Is it useful for pain control in dogs and cats?

Veterinary medicine suffers from a chronic lack of scientific evidence to identify safe and effective treatments. We are authorized to used medicines approved for human or animal use on an off-label basis in other species or conditions because the Food … Continue reading

Posted in Science-Based Veterinary Medicine | 19 Comments

Lifespan & Body Size- Big Animals Live Longer, Except When They Don’t

One of the earliest recorded assertions that large animals live longer than small ones comes from Aristotle in 350 BC. Such unstructured observations have subsequently been supported by more rigorous scientific study. As this graph shows, there is a positive … Continue reading

Posted in Aging Science | 6 Comments