Why Is My Cat Drinking a Lot of Water?


Cats, like humans, require water to survive. However, if you notice your cat is drinking an excessive amount of water, it may be a cause for concern. While occasional changes in drinking patterns are normal, persistent excessive water consumption may indicate an underlying health issue. In this article, we will explore some potential reasons why your cat might be drinking a lot of water.


One obvious reason for increased water intake in cats is dehydration. If your cat is not consuming enough water, it will instinctively try to compensate by drinking more. Dehydration can occur due to factors such as hot weather, a lack of freshwater, or an underlying illness. Ensuring your cat has access to clean, fresh water at all times is essential to preventing dehydration.

Kidney Disease:

Chronic kidney disease is a common ailment in senior cats. When the kidneys are unable to function properly, they struggle to retain water, resulting in increased thirst. Drinking more water helps dilute toxins in the body, reducing strain on the kidneys. Frequent urination is also a symptom of kidney disease, as the body attempts to eliminate waste products through increased fluid intake.


Diabetes mellitus is another condition that can lead to excessive thirst in cats. With diabetes, the body either fails to produce or properly utilize insulin, resulting in increased blood glucose levels. This excessive glucose in the blood is excreted through urine, dragging water along with it and causing dehydration. Due to this fluid loss, cats with diabetes often exhibit an increased need for water.


Hyperthyroidism, a hormone imbalance that affects the thyroid gland, can also cause increased water consumption in cats. As the thyroid gland produces excess thyroid hormones, it accelerates the metabolism, causing increased thirst and hunger. Cats with hyperthyroidism may also experience weight loss, restlessness, and increased urination.

Urinary Tract Infections:

Urinary tract infections (UTIs) are more common in female cats but can affect males as well. Increased water consumption may be a sign that your cat is trying to flush out bacteria from their urinary system. UTIs can cause discomfort and pain, leading to increased thirst as a result of the body's natural response to fight infection.


To summarize, closely monitoring our cats' drinking habits is crucial for their overall health. You can try the Dockstream App Monitoring Water Fountain, a product that allows real-time monitoring of cats' water intake through a smartphone. This innovative product enables cat owners to stay informed about their cats' hydration levels and understand their drinking patterns. By observing long-term changes in water intake, we can take timely action, consult veterinarians, and ensure early detection of potential health issues. Regular check-ups, along with the convenience of the Dockstream App Monitoring Water Fountain, greatly increase the chances of successful treatment and contribute to the long-term happiness and health of cats.