1. **Changes in Appetite**: A sudden decrease or increase in appetite can indicate health issues. For example, a dog that usually devours its food but suddenly shows disinterest might be unwell.
2. **Lethargy**: If your dog seems unusually tired, is less active, or is sleeping more than usual, it could be a sign of illness. For instance, a normally playful dog that suddenly prefers to lie down all day may need a check-up.
3. **Vomiting or Diarrhea**: Occasional vomiting or diarrhea can happen, but if it becomes persistent or is accompanied by other symptoms, it’s time to consult a vet. For example, if your dog vomits multiple times in a day or has diarrhea that lasts more than 24 hours, seek help.
4. **Coughing or Difficulty Breathing**: Any persistent cough or signs of respiratory distress, such as wheezing or rapid breathing, should be addressed immediately. This could indicate conditions like kennel cough or pneumonia.
5. **Changes in Behavior**: If your dog is more irritable, anxious, or shows signs of aggression, it may be in pain or discomfort. For example, if a friendly dog suddenly growls when touched, it could be experiencing pain.
6. **Weight Loss or Gain**: Unexplained weight loss can be a sign of serious health issues, while sudden weight gain can indicate conditions like heart disease or hormonal imbalances.
7. **Skin Changes**: Look for signs of itching, redness, or unusual lumps on the skin. Conditions like allergies or infections can manifest as skin irritations.
8. **Changes in Urination**: Increased or decreased urination, or difficulty urinating, can indicate problems such as urinary tract infections or kidney disease.
9. **Bad Breath**: While dogs can have a distinct smell, very foul breath can indicate dental disease or other health issues.
10. **Fever**: A dog’s normal temperature is between 101°F and 102.5°F. A temperature above this range can indicate infection or illness. You can check your dog’s temperature with a rectal thermometer designed for pets.
Always consult your veterinarian if you notice any of these signs, especially if they persist or worsen. Early detection can make a significant difference in treatment outcomes.
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