Longevity
Sports-science thinking for working, sporting, and service dogs — load management, recovery science, and honest labels, not hype.
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NAD+ Precursor Chews for a Dog Whose Energy Dropped Around Age 8
A senior dog slowing down at 8? Here is what NAD+ precursor chews can and cannot do, what the canine evidence actually shows, and how to read a label before you buy.
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Signs of Taurine Deficiency in Dogs: The Quiet Symptoms Worth Catching Early
The early and late signs of taurine deficiency in dogs, why the heart shows it first, which breeds and diets raise the risk, and how it's tested and reversed.
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Why Your Old Dog Startles at Sounds He Used to Ignore
A senior dog who suddenly startles at everyday sounds is usually telling you about his ears, his joints, or his aging brain. Here's how to sort out which.