The Six ‘Silent Killer’ of Dogs

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Dogs are man’s best friends. They provide us with companionship, loyalty, and unconditional love. This is one of the prime reasons dogs are on top of the list for household pets. But as much as we care for our furry friends, there are many dangers they face daily – some of which we may not even be aware of.

Many things can threaten your dog’s health, from everyday household items to outdoor hazards. And while some risks are more obvious than others, some can sneak up on you when you least expect it. So here are some diseases that can be fatal to your fur baby.

Heart Disease

One of the most common silent killers of dogs is heart disease. Like in humans, heart disease in dogs can be caused by various factors, including genetics, obesity, and high blood pressure.

Heart disease can also be brought on by other conditions like kidney disease and diabetes. Symptoms of heart disease in dogs include coughing, exercise intolerance, fainting, and labored breathing. If you notice any of these signs in your dog, it’s essential to take them to the vet for diagnosis and treatment.


Cancer is another leading cause of death in dogs. While cancer rates increase in all animals, including humans, dogs are especially susceptible to the disease. Many different types of cancer can affect dogs, each with its symptoms.

Some common signs of cancer in dogs include weight loss, lethargy, loss of appetite, and tumors. If you notice any of these symptoms in your dog, it’s vital to make an appointment with the vet as soon as possible for further testing and treatment.

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Parvovirus, also known as parvo, is a deadly virus that affects all sorts of puppies and some adult dogs. The virus is highly contagious and can be spread through contact with infected feces. Symptoms of parvo include vomiting, diarrhea, lethargy, and fever.

If your puppy shows any of these signs, it’s essential to take them to the vet immediately for treatment. Parvo is a severe virus that can be fatal if not treated promptly. However, preventing it might also be a better option. A well-behaved dog can avoid this disease, so they must get good obedience training early on. This training can help your dog behave and avoid sniffing other dogs’ feces. This option and vaccination are the two best options for preventing parvovirus.

Fungal Infection

Fungal infections are another leading cause of death in dogs. These infections can be caused by various fungi, including yeast and mold. Fungal infections can occur anywhere on the body but are most commonly found in the ears, skin, and nails.

Symptoms of a fungal infection include itching, hair loss, redness, and swelling. Preventing fungal infection can be tough, but it’s possible. The best way to prevent these infections is to keep your dog’s environment clean and free of mold and mildew. You should also regularly check your dog for any signs of infection and take them to the vet for treatment if you notice anything out of the ordinary.

Bacterial Infection

Bacterial infections are another type of infection that can be fatal to dogs. These infections are usually caused by bacteria that enter the body through an open wound or cut. Bacteria can also enter the body through the nose, mouth, or eyes.

Symptoms of a bacterial infection include fever, lethargy, vomiting, and diarrhea. Bacteria infection is fairly common among dogs and can easily be treated by antibiotics. But if left unrecognized by the owner, it can be fatal.

Liver Disease

Liver disease is another common silent killer of dogs. The liver is responsible for filtering toxins out of the blood, so when it’s not functioning properly, those toxins can build up and cause serious health problems. Symptoms of liver disease include appetite loss, weight loss, vomiting, diarrhea, and jaundice.

Preventing liver disease is often easier than treating it. The best way to prevent liver disease is to change your dog’s diet. They need a healthy diet and avoid fatty foods. If you think your dog may be suffering from liver disease, it’s important to take them to the vet right away for diagnosis and treatment.

Gastric Dilatation Volvulus (Bloat)

Gastric dilatation volvulus, also known as bloat, is a condition that can be fatal to dogs. It happens when your dog’s tummy fills with gas and then twists, trapping the gas inside. This can cause the stomach to rupture and release toxins into the bloodstream. Symptoms of bloat include restless behavior, panting, drooling, vomiting, and an enlarged abdomen.

If you think your dog may be suffering from bloat, it’s important to take them to the vet immediately. Bloat is a medical emergency and needs to be treated as soon as possible. Surgery is often necessary to correct the problem and prevent it from happening again.

These are the six silent killers of dogs. It’s important to be aware of these diseases and conditions so that you can take steps to prevent them. Remember, the best way to keep your dog healthy is to feed them a healthy diet, get them regular exercise, and take them to the vet for check-ups.

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