Dog Won’t Eat: Picky or Sick?
If your dog leaves his bowl untouched, it can be harmless or an early sign of illness. How to tell the difference and when you shouldn’t wait.
Guides
Many problems that show up in training have a physical cause, and pain often looks like disobedience from the outside. These guides help you spot early signs, explain what you can do yourself, and show where the line to the veterinary clinic runs.
For the evidence in depth, written for professionals, see our research library.
If your dog leaves his bowl untouched, it can be harmless or an early sign of illness. How to tell the difference and when you shouldn’t wait.
Some dogs empty their bowl in seconds. Why dogs gulp their food, what that has to do with bloat, and which measures are actually backed by evidence.
Brushing, bathing, the groomer: for many dogs, grooming is pure stress. What studies show about restraint and holding still, and how to get your dog used to it step by step.
The vast majority of concerns are in good hands with your regular veterinarian. Which problems are the exception – and how a referral actually works.
DCM goes unnoticed for a long time—and heart findings made under anesthesia are a regular source of confusion. What the diagnosis really comes down to.
The risk of anesthesia is much lower than most owners fear. What actually shapes it is more surprising – and often starts well before the appointment.
The most common acquired heart disease in dogs starts with a murmur that can stay harmless for years – until it no longer does. How to recognize the turning point.
Coughing is not just a symptom but above all a protective reflex that clears the airways. Suppressing it without knowing the cause takes a tool away from your dog.
Increased drinking is one of the most noticeable early signs—and the only one you can measure at home. Why the tests that follow are trickier than you might expect.
A dewormer does not prevent a new infection. It kills what is there today—tomorrow your dog can be reinfected. And the usual “every three months” is not a research result.
Unlike in cats, diabetes in dogs almost always means lifelong insulin. And there is one special case that changes everything: the intact female dog.
Itching is a symptom, not a diagnosis—and its causes differ so fundamentally that guessing gets expensive. Why parasites come first, even if you have never seen a single flea.
Osteoarthritis is not just a disease of old age—X-rays show it in many young dogs. Many don’t limp; they get slower and more irritable. And that gets put down to personality.
Only a few hours can pass between the first signs and death. This is not a time to wait and see or to hold out for the next business day. How to recognize it before it is too late.
In dogs, it is usually not an accident. The ligament mostly tears not because of an unlucky jump but because it has degenerated over time—the jump was only the final step.
Many cases are mild and resolve on their own. What matters is spotting the exceptions – certain accompanying signs turn an upset stomach into an emergency right away.
Which dog vaccinations are core, which depend on your dog’s life, why the puppy shot at 16 weeks matters so much, and why vaccinating for everything every year is outdated.
Ear infections are among the most common diagnoses in dogs—and they come back when they are only treated, not investigated. The key distinction is almost always missing.
A low T4 does not prove hypothyroidism. A considerable share of low results come from dogs with a healthy thyroid—and they get treated anyway.
No single test proves pancreatitis—not even the common rapid test. And the prayer position, a clear warning sign, is often mistaken for an invitation to play.
Periodontal disease is among the most common diagnoses in dogs – and it is badly underestimated. What helps is not what sells best.
Thanks to its barbs, a grass awn travels mostly in one direction: deeper. And in the case series, the most common site is not the paw but the ear.
Scooting doesn’t automatically mean anal glands. And recurring problems are a symptom, not a diagnosis: expressing alone treats the result every time. Here’s what gets at the cause.
A positive test alone is no reason to treat. Many infected dogs have no symptoms—you treat the dog, not the lab report. Here is when treatment is still needed.
The problem isn't the caterpillar itself but its stinging hairs, and they stay active in old nests for years. What you do in the first hours shapes how things go.
Early spaying is widely said to protect against mammary tumors—a systematic review sees it differently. What the evidence supports and what it doesn’t.
Keep your hands out of his mouth. A dog can’t swallow his tongue—but during a seizure he may bite uncontrollably. What matters in the first minutes, and when it’s an emergency.
“But his values were always fine”—that is exactly the problem. Creatinine only rises once a substantial share of kidney function is already lost. What shows up earlier.
The most common trigger is not the hot car but exercise – by a wide margin. How to recognize heatstroke and what actually helps in the first few minutes.
The most common situation in which dogs overheat isn’t the car – it’s the ordinary walk, and by a wide margin. What that means for your summer.
Pain is one of the most commonly overlooked causes of behavior problems. How to spot it before anyone even thinks to look for it.
There is no valid way to convert dog years into human years – the common methods contradict each other. What matters instead, and which sentence makes the senior years most costly.
With grapes, tartaric acid is now considered the likely toxin. That could explain the inconsistent amounts and points to two sources hardly anyone thinks of. One is in your baking cupboard.
Heat and false pregnancy are typically about three months apart — which is why many owners never connect the two. How to recognize it and when to see your vet.
The most dangerous plants aren’t the exotic ones but the everyday ones. And some toxins take hours to act—so a dog with no symptoms proves nothing at all.
Removing ticks quickly makes a measurable difference – Borrelia needs one to two days. Still, it’s no guarantee: another pathogen can be transmitted within the first minutes.
A coat is neither humanizing your dog nor a must – it answers one question: is this dog cold? How to tell, and where a coat does more harm than good.
Many illnesses show up in behavior first, long before anything is visible on the body. That makes you the early-warning system – if you know what to look for.
One rule of thumb prevents many bad buys: if you can’t dent the material with your thumbnail, be careful. What that rules out in one go may surprise you.
The biggest winter danger isn’t the cold but antifreeze – it tastes sweet and dogs lick it up of their own accord. And there’s a phase when everything seems fine again.
48 Labradors, followed in pairs for their whole lives: the leaner-fed group lived a median of almost two years longer. One of the cleanest studies on the subject.
The next toy is lying right by the trail, and most dogs love it. Why this harmless-looking game can cause injuries that veterinary clinics dread.
When a dog disappears, every minute counts. What a tracker can do—and the technical limits nobody mentions in the sales pitch.
If you suspect poisoning, every minute counts—and the most common first-aid tips online make things worse. What to do, what not to do, and who to call right away.
"Calm and patient" isn't a personality trait but a learnable method – low-stress handling is a field of its own, with certification. How to recognize it.
The gold-or-silver rule for emergency blankets does practically nothing for warmth. What really matters is rarely mentioned—and you can check the key emergency signs with no equipment.
The more common case isn’t a well-meant dose—it’s the dog who gets into the pill box himself. Handbag, nightstand, a dropped tablet—and what happens next.
In the available studies, every dog ate grass – small samples, but the behavior is considered normal. The most popular explanation for it is the one with the weakest evidence.
If your dog has eaten something, drive to the vet right away – even if they seem fine. With the most common rat poisons, the first signs only appear days later. By then, things are much more serious.
Rock salt doesn't burn paws – it draws moisture out. The difference sounds academic, but it changes the order of what you do. And the usual first step is the wrong one.
Many dogs dislike having their paws handled or their nails trimmed. What studies show about restraint and grooming, and how to build trust step by step.
Want the full evidence? The unterHUNDs research library reviews the studies behind these guides in depth, written for trainers, vets and behavior professionals.