Obesity: Weight gain usually occurs when a dog eats too much or doesn't exercise enough, or both. Obesity leads to accumulation of fat in the abdomen and may result in abdominal enlargement. In dogs, obesity can also be a sign of hormonal imbalance (see below).
Why is my dog's belly so big and hard?
Why Does My Dog's Belly Feel Hard? The most common reasons that your dog's belly feels hard are gastric dilation volvulus, peritonitis, Cushing's syndrome, and ascites. Eating too fast may also cause bloating.
What are the first signs of bloat in a dog?
Signs in the early stages of bloat can include:restlessness.pacing.swollen or distended abdomen.painful abdomen.overall look of distress.retching or attempts to vomit with no success.excessive drooling.panting or rapid breathing.Gastric Dilatation-Volvulus (Bloat) - Veterinary Medical Center of CNY
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