As the heart becomes weakened by disease, the signs of congestive heart failure begin to show.
- Coughing
- Dyspnea/orthopnea
- Anorexia/cachexia
- Edema/ascites
- Syncope/weakness
- Restlessness, especially at night
- Changes in behaviour
- Tiring easily
- Reluctance to exercise/not wanting to go for walks
- Less playful
- Lethargy
- Depressed/withdrawn