Table of Contents
Why is my dog sluggish and throwing up?
He should be examined by a vet to determine the cause, especially if he is lethargic. He could have an infection, parasite, pancreatitis, kidney disease, liver disease, endocrine disease, obstruction/foreign body. Your vet can run labwork and take xrays to help diagnose and prescibe medications to treat.
Why is my dog suddenly sluggish?
The most common causes of lethargy in dogs are: Infection, including parvovirus, distemper, kennel cough and leptospirosis. Metabolic diseases, such as heart problems, liver problems, diabetes, and hypoglycaemia. Medications, such as newly prescribed drugs or a new flea or worm product.

What are the symptoms of exhaustion in a dog?
How to Determine Whether or Not You Have a Lethargic Dog
- Excessively tired, groggy, slow.
- Listless (lacking energy or enthusiasm)
- Uninterested in normal activities.
- Slower to react to sensory stimulation.
- Doesn’t react at all to stimulation.
- Generally acting out of character.
Is my dog sick or tired?
Note: you can take your pet’s temperature at home. If your dog had an excessive amount of exercise the day before and just wants to sleep, that is fatigue. If your dog is disinterested in his normal activities without any changes in daily activity, this is listlessness or lethargy.

Is my dog sick or just tired?
Lethargy is a sign that something may be troubling your dog. A lethargic dog may be uninterested in playing, going for a walk, or participating in activities they usually enjoy. Normal fatigue or sore muscles can sometimes be due to high temperatures, but you should see a vet if symptoms persist for more than two days.
How do you tell if a pet has reached an unsafe level of fatigue or dehydration?
How to Detect Heat Exhaustion
- Excessive panting or difficulty breathing. If your dog is panting constantly or faster than normal (hyperventilation), they could be overheated.
- Dehydration.
- Excessive drooling.
- Fever.
- Bright red, gray, purple, or bluish gums.
- Lack of urine.
- Rapid pulse.
- Muscle tremors.
Do dogs sleep a lot when sick?
You may need to adjust the amount of time your sick dog spends on these daily activities while they recover. Sick dogs need a lot of sleep and rest.
How do dogs act when they are dehydrated?
Loss of appetite, panting, and a dry nose are other signs of dehydration. Your dog’s eyes may even become sunken or they might collapse if they enter shock, in extreme cases.