Early Signs of Aging in Dogs: What Actually Changes First
A vet's field guide to the first measurable signs of canine aging — what's normal wear, what's early disease, and what to log before the next exam.
Section
Longevity
Evidence-first reviews of the science behind canine joint and mobility supplements — we grade ingredients on the research and name the trade-offs.
How Mitochondrial Health Affects Dog Aging
A vet explains what mitochondria actually do inside an aging dog's cells, where the free-radical theory of aging holds up and where it doesn't, and what the evidence does and doesn't support.
What to Do If You Missed a Day of Your Dog's Longevity Chew
Missed a dose of your dog's longevity chew? Here's what actually happens, what to do next, and when a gap in dosing is worth calling your vet about.
How Canine Cognitive Dysfunction Is Diagnosed by a Vet
A plain-spoken walkthrough of how veterinarians actually diagnose canine cognitive dysfunction — the history, the exam, the rule-outs, and where imaging fits.
What Science Says About the World's Longest-Lived Dogs
A vet's evidence-based look at what actually predicts a dog's lifespan — size, genetics, and the longevity claims that hold up.
How Many Days Does a Tub of Dog Longevity Chews Last a Small Dog?
The real math behind a 90-count tub of longevity chews, why small dogs don't get a smaller dose, and how Boops stacks up against a competitor with published trial data.
Does Cold Weather Make a Senior Dog Seem More Stiff and Slow Than Usual?
A vet explains why arthritic senior dogs slow down when temperatures drop, how to tell ordinary cold stiffness from a new problem, and what genuinely helps.
Can You Crush a Longevity Chew and Sprinkle It on Senior Dog Food?
A vet explains what actually happens when you crush a longevity chew for a senior dog who won't eat it whole, and where the real risks sit.
Why a Dog's Back Legs Give Out — and What Actually Helps
A vet explains why hind-limb collapse in dogs traces back to the spine or nerves, how to sort urgent causes from slow-burning ones, and where cellular-support ingredients realistically fit.
Dog Hind Leg Weakness: A Neurologist's Checklist for Sorting Out the Cause
A veterinary neurologist walks through how to tell orthopedic, neurologic, and systemic causes of dog hind leg weakness apart, and what actually deserves urgent attention.
NAD+ Precursor Chews for a Dog Whose Energy Dropped Since Turning 8
A vet's guide to NAD+ precursor chews (nicotinamide riboside, NMN, quercetin, resveratrol) for senior dogs — what the evidence actually shows, what it doesn't, and how to rule out other causes of a sudden energy drop.
Is MCT Oil Safe for Senior Dogs With Cognitive Decline?
A vet's look at whether MCT oil is safe for senior dogs with cognitive decline, what the research on ketone metabolism actually shows, and how to introduce it without triggering GI or pancreatic trouble.
Why Is My Senior Dog Losing Weight Even Though He's Eating Normally?
A veterinary surgeon explains why a senior dog losing weight while eating normally usually points to malabsorption, hypermetabolism, or muscle loss rather than appetite, and how vets sort out which.
Signs of Taurine Deficiency in Dogs: What Owners and Vets Watch For
A veterinarian explains the early and advanced signs of taurine deficiency in dogs, which breeds and diets carry more risk, and how the condition is diagnosed and managed.
Why an Old Dog Startles at Sounds He Used to Ignore
A veterinary rehab specialist explains why senior dogs suddenly flinch at familiar noises, what to check first, and how to help without misreading the behavior as stubbornness.