How to Brush Your Dog's Teeth
Brushing is the most effective home care for a dog's teeth. Which toothpaste to use and why human toothpaste is out, how to get a dog used to the brush in small steps, which surfaces to clean, and the signs that mean a vet visit.
Dog Allergies: Food, Fleas, Pollen
The three common kinds of allergy in dogs according to the Merck Veterinary Manual - flea saliva, airborne allergens (atopic dermatitis) and food - where each one itches, how vets tell them apart, the 3-month diet trial, and when an allergic reaction is an emergency. A reading guide, not veterinary advice.
Dog Food for Acid Reflux
What the Merck Veterinary Manual says about feeding a dog with esophagitis from acid reflux - soft food, low in fat and fiber, small frequent meals - the signs to watch for, and two wet low-fat veterinary diets compared on what their makers publish. A reading guide, not veterinary advice.
Dog Food for Liver Disease
What the Merck Veterinary Manual says about feeding a dog with liver disease - enough calories, small frequent meals, protein changes only for some complications, copper and sodium - and two prescription liver diets compared on what their makers publish. A reading guide, not veterinary advice.
Dog Food for Pancreatitis
What dogs with pancreatitis are usually fed: the low-fat diet and low-fat treats the Merck Veterinary Manual describes for mild cases, the eating habits it lists as a risk factor, and three prescription low-fat diets compared on what their makers publish.
Dog Vaccines: Core and Optional
Which vaccines dogs need: core vaccines for every dog, noncore ones chosen by lifestyle, the puppy series, boosters for adults and why rabies follows local law, from the Merck Veterinary Manual. A reading guide, not veterinary advice.
Why Dogs Eat Their Own Poop
Why dogs eat stools (coprophagia): what a UC Davis survey of about 3,000 dogs found - 16% frequent stool eaters, mostly fresh stools, greedy eaters and multi-dog homes - the medical causes vets rule out first, and why prevention works better than powders. A reading guide, not veterinary advice.
Why Do Dogs Get Hiccups?
Why dogs and puppies get hiccups, what happens in the body, what may help, and when hiccups are a reason to see the vet, from the American Kennel Club.
Why Dogs Lick Their Paws
Why dogs keep licking their paws: the order in which vets look for the cause - parasites, infection, allergy - airborne and food allergies, painful abscesses between the toes, and licking that has become compulsive, from the Merck Veterinary Manual. A reading guide, not veterinary advice.
Why Do Dogs Pant?
Why dogs pant: cooling without sweat, excitement and stress, the signs of heat stroke and the first aid the Merck Veterinary Manual gives, which dogs overheat most easily, and panting that can point to illness such as Cushing disease. A reading guide, not veterinary advice.
Why Your Dog Drinks So Much Water
Why a dog drinks more than usual: heat and exercise, the illnesses the Merck Veterinary Manual links with thirst such as kidney disease, diabetes and Cushing disease, two emergencies, and what to note before the vet visit. Not veterinary advice.
Why Does My Dog Eat Dirt?
Why dogs eat dirt and other non-food things (pica): puppy exploring, scavenging and compulsive eating, the medical causes vets rule out first, the signs of a blockage, and what Merck Veterinary Manual says helps - prevention and a work-for-food routine. A reading guide, not veterinary advice.
Why Your Dog Has Diarrhea
Why dogs get diarrhea, what the stool itself tells a vet (small or large intestine, blood, black stools), the three causes that cannot wait - parvovirus, hemorrhagic gastroenteritis and blockage - and how vets handle food afterwards, from the Merck Veterinary Manual. A reading guide, not veterinary advice.
Why Your Dog Keeps Shaking Its Head
Why dogs keep shaking their heads: outer ear inflammation and its causes, middle ear infection, the ear-flap blood blister shaking can cause, and why home remedies make it worse, from the Merck Veterinary Manual. A reading guide, not veterinary advice.
Why Your Dog Keeps Sneezing
Why dogs keep sneezing: viruses, allergies, irritants, something stuck in the nose, nasal mites and tooth abscesses, what reverse sneezing is, and the nose signs that need a vet, from the Merck Veterinary Manual. Not veterinary advice.
Why Your Dog Keeps Throwing Up
Why dogs vomit, from garbage and poisons to pancreatitis and kidney disease, how vomiting differs from regurgitation, what a vet checks for short-term and long-term vomiting, and the signs that cannot wait, from the Merck Veterinary Manual. A reading guide, not veterinary advice.
Dog Eats Treats but Not Food
Why a dog skips its food but still eats treats: illness and mouth pain to rule out first, food aversions after an upset stomach, anxiety, learned taste preferences, and the work-for-food approach the Merck Veterinary Manual describes for feeding problems. A reading guide, not veterinary advice.
Why Dogs Shed More in Fall
Autumn shedding is a real, predictable seasonal event driven by daylight, not temperature. Here is what normal fall coat turnover looks like, how long it lasts, and the few patterns that are worth a vet conversation instead.
Why Dogs Eat Grass
The short answer: grass eating is common, mostly normal, and rarely the sign of illness people assume it is. Here is what the survey research found, and the small number of situations that are worth a vet call.
Heartworm Prevention for Dogs: How It Works and What Labels Cover
How heartworm disease develops, why preventives work backward, monthly chews versus injections, which other parasites US labels cover, testing first, MDR1 in collie breeds, generics, and why the American Heartworm Society says year-round.
Pet First Aid Kit Essentials
A pet first aid kit checklist for 2026 - 25 items for a dog or cat household, what each is for, and where the veterinary associations' own lists agree.
Flea and Tick Prevention for Dogs: Chews, Spot-Ons and Collars Explained
How the kinds of flea and tick prevention for dogs differ - isoxazoline chews, spot-ons and collars - which ticks US labels cover, minimum puppy ages, the FDA seizure caution, the EPA review of collars, cats and permethrin, and why vets advise year-round control.