Different health problems which cause excessive sleepiness such as diabetes, Lyme disease, or parvovirus.Hypothyroidism which leads to sluggishness and other symptoms because of lack of necessary hormones.Dehydration or malnutrition, which affects energy levels.Depression, which causes lethargy and withdrawal.Change of routine such as moving homes or changing work hours.There are various causes as to why your dog is in very deep sleep more so than usual, such as: They have been sleeping way more for a long period of time and it’s remained persistent.There are other changes in their normal activity other than more sleep, including bathroom or eating habits.They have breathing issues while sleeping.They sleep a lot more than normal and they still seem to lack energy while awake.You’ll know if your dog is having too much sleep and that it’s serious if: However, too much sleep, including deep sleep, can pose a problem especially when you have to take a few minutes until they’re fully awake. Dog In Deep Sleep, Hard to Wake Upĭogs enter such deep sleep cycles in a short amount of time, so it’s normal to expect that they find it difficult to wake up. With all that being said, how will you know when they sleep too much and when deep sleep can become an issue? In the next section, I’ll tackle too much sleep, as well as some recommendations when waking your dog up. It’s why they sleep on and off throughout the day with a similar burst of energy!

Source: Furthermore, the sleep cycle is much shorter, with dogs not requiring the long uninterrupted sleep we do. You’ll know they are in deep sleep when you notice muscle or eye twitching involuntary, as well as small noises. The cycle is faster in dogs, with them reaching deep sleep in under 20 minutes on average. What makes dogs different compared to humans however, is how long it takes for us to enter deep sleep. There are actually different sleep stages they go through such as short-wave sleep and deep (REM) sleep. They actually need about 12 to 14 hours of sleep, that’s at least half a day! However, there are several factors which impact their sleep needs, such as age, breed, size, and active life.Īlso, just like us humans, they go through different stages of canine sleep, with similar brain waves as we slumber. Dogs actually need more sleep than us humans, and not many know that since we don’t exactly tally the accumulated amount of hours they sleep daily.

Puppy wake up time