Increased urination in dogs can be a worrying sign, often indicating an underlying health problem. Although occasional changes in toileting habits or accidents around the house may have a completely normal explanation, frequent and excessive urination may be a sign of an underlying health problem, as can excessive thirst in dogs.

In this article, veterinarian Emma Chandley looks at the common causes of increased urination in dogs – from medical problems like urinary tract infections (UTIs) and diabetes to lifestyle factors such as diet or stress. Emma has worked in general practice as a small animal surgeon for over 13 years and is a lifelong dog owner.

Why would a dog suddenly start peeing a lot?