As pet owners, we go to great lengths to keep our companions safe, from picking the perfect kibble to finding the sturdiest leash. But there is a silent, microscopic threat that doesn’t care how well-behaved your dog is or if your cat never leaves the living room: Heartworm disease. It only takes a single bite from an infected mosquito to change a pet’s life forever. While the science behind these parasites can feel overwhelming, and the thought of them is certainly scary, the good news is that heartworm is almost 100% preventable. In this guide, we’re having a “heart to heart” about how this disease works, why dogs and cats face different risks, and why a small monthly habit is the most loving investment you can make for your pet’s future.
Heartworm disease is a serious and potentially fatal condition caused by parasitic worms (Dirofilaria immitis) that live in the heart, lungs, and associated blood vessels of affected pets. While both dogs and cats can get heartworms, the disease manifests differently in each.

How Heartworm is Transmitted
The disease is spread exclusively through the bite of an infected mosquito. When a mosquito bites an animal carrying microscopic baby worms (microfilariae), it picks them up. After developing inside the mosquito for 10 to 14 days, the larvae are transmitted to the next dog or cat the mosquito bites.

Heartworm in Dogs vs. Cats
| Feature | Dogs (The Natural Host) | Cats (The Atypical Host) |
| Worm Survival | Worms easily mature into adults, mate, and produce offspring. | Most worms do not survive to the adult stage. |
| Worm Count | Can have hundreds of worms (up to 30 cm long). | Usually only 1 to 3 adult worms. |
| Diagnosis | Easily detected with a standard blood test. | Harder to detect; often requires multiple types of tests. |
| Treatment | An FDA-approved drug treatment exists to kill adult worms. | No approved drug treatment for adult worms in cats. |
Symptoms to Watch For
In Dogs:
In the early stages, many dogs show no symptoms. As the disease progresses, you may notice:
- A persistent, soft cough.
- Reluctance to exercise or tired easily after mild activity.
- Decreased appetite and weight loss.
- Swollen belly (due to excess fluid from heart failure) in advanced stages.
In Cats:
Symptoms in cats can be very subtle or very sudden. They often mimic asthma or bronchitis, a condition known as HARD (Heartworm Associated Respiratory Disease):
- Coughing or wheezing (resembling asthma attacks).
- Intermittent vomiting (sometimes unrelated to food).
- Sudden onset of collapse or respiratory distress.
- Sudden death (this is sometimes the first and only sign in cats).
Prevention: The Only Real Cure
Because treatment for dogs is expensive and physically taxing, and because there is no treatment for cats, prevention is the most critical step for any pet owner.
- Yearly Testing: Even if your pet is on prevention, annual testing ensures the medication is working.
- Monthly Preventatives: These come in chewable tablets, topical “spot-on” liquids, or 6-to-12-month injectables administered by a vet.
- Avoiding the formation of stagnant water. Standing water is the primary breeding ground for mosquitoes, the very insects responsible for transmitting heartworm disease to our pets. Even a tiny amount of stagnant water can host hundreds of mosquito larvae. By regularly draining these “nurseries” around your home, farm, or business, you are performing the first and most effective line of defense in pest control. Eliminating standing water doesn’t just make your backyard more comfortable for a summer BBQ; it directly reduces the population of disease-carrying insects that threaten the health of your dogs and cats.
- Indoor vs. Outdoor: Indoor pets remain vulnerable since mosquitoes often enter homes.
Stop By for a Consultation!
Heartworm prevention medication requires a prescription from your veterinarian; however, we are here to help you with the critical first step: keeping the mosquitoes away. Safeguarding your pet requires a comprehensive approach. We invite you to explore our selection of topical repellents and specialized shampoos. Regardless of whether your companion baby is a discerning cat or an active dog, our team can assist you in identifying appropriate supplemental products to complement your veterinarian’s prevention strategy.
Let’s work together to keep our community’s paws healthy and bite-free!

Dr. APGC
Dedicated to Veterinary Excellence & Pet Safety









The general recommendation is that dogs need at least 30 minutes of physical activity a day, and cats should strive for three 5-minute intense play periods. If you are unable to maintain this routine, consider hiring a pet walking service or taking your furry baby to a pet day care so he/she can interact with other pets
Obesity is not just the accumulation of large amounts of adipose tissue, but is associated with important metabolic and hormonal changes in the body. Few diseases in modern veterinary medicine are diet-induced, with one possible exception, obesity. The cause of obesity is multifactorial, with genetics, physical activity, and diet energy content as predisposing factors. There are numerous concerns regarding obesity; the first one is that it seems to be increasing in prevalence. Furthermore, excess body fat has adverse metabolic consequences, including insulin resistance, altered hormonal secretion, changes in metabolic rate, abnormal lipid metabolism, and fat accumulation in visceral organs.
Numerous studies demonstrated that obesity could have detrimental effects on the health and longevity of dogs and cats. Like obese pet parents, obese companion animals may be predisposed to other serious conditions, including orthopedic disease, diabetes mellitus, abnormalities in blood lipid values, cardiorespiratory disease, urinary disorders, reproductive disorders, and renal cancers. A lifelong study in dogs showed that even moderately overweight dogs were at greater risk for earlier mortality. Likewise, obese cats face increased health risks, including arthritis, diabetes mellitus, fatty liver disease, and early mortality. The risk for the development of diabetes increases in overweight cats and is about fourfold in obese cats.
Controlling our pets’ weight is one of the two (we discussed the other in this 





Bathing & Grooming: Whether you are a DIY person using high-quality breed-specific shampoos or you prefer a professional groomer, regular baths are essential.

Well, you finally made the decision…whether this is your first puppy, or you had this experience before, this is an exciting time!! For the next few days, you will experience a wide range of feelings from “This’s the best decision of my life” to “OMG what have I done!” In other words you might feel that you entered the Twilight Zone…but just like bringing home your new born baby for the first time, this will be the beginning of many years of fun and love and licks that will fill your home with great memories of happiness and companionship!!

the breeder, your pup is between 7 and 12 weeks. This is a critical learning period that will last until he is about 16 weeks old, so make the most of this rapid learning stage. The goal is for him to have lots of positive experiences with friendly people, children, other dogs, and cats. During this time, your puppy should meet many different people, not just the same family members or friends. To get the numbers up, take your puppy for walks to different places, take him to short car rides and to do errands where you can introduce him to different people. Meeting new people and having lots of different experiences are important to help him cope and adapt to different situations. During these outings, take him to see his veterinarian for a short visit so he gets used to these visits. There are a few things your puppy should learn at this point: Meeting people is great; No teeth on people ever; No jumping up on people; Always potty outside.




