What are the symptoms of heart disease in cats? Generally speaking, the symptoms of heart disease in cats include: loss of appetite, weight loss, asthma, palpitations, difficulty breathing, arrhythmia, ascites and abdominal swelling, etc.
When a cat suffers from heart disease, it may show symptoms of damp cough and phlegm in the early stage, but only a few sick cats will experience this symptoms in the early stage, and most cats may not show it. When the cat's condition further worsens, other obvious symptoms will gradually begin to appear.
Cats with heart disease will slowly begin to resist a lot of exercise, are unwilling to exercise, and are unwilling to play. Their mental state will become increasingly weak, their appetite will change, and even have anorexia. When the weather is hot, sick cats often experience symptoms of rapid breathing and difficulty breathing without vigorous exercise.