Why Dogs Sleep So Much. Because dogs dont get as much REM sleep they fall asleep easily and wake up alert they need more sleep. If your dog is sleeping too much it could be a sign that your dog is dealing with some pain. Certain breeds are predisposed towards sleeping more ask someone whos owned both a lazy Bernese Mountain Dog and a working-line Border Collie. Dogs sleep a lot more than people do and they sleep when their bodies say they need sleepunlike people who have busy schedules and dont always listen to the signals from their bodies.
Thats why they need to get this restorative sleep throughout the day. Overweight and sick dogs may also sleep more than healthy dogs. On average most dogs spend about 50 of their day sleeping about 12 hours in a 24-hour period. They can spend up to 18 hours a day sleeping. If a dog doesnt feel good it could retreat and spend more time sleeping trying not to make the pain worse. If your dog is sleeping too much it could be a sign that your dog is dealing with some pain.
Tend to stay awake when they know they are working and may have sleep schedules similar to a humans.
All of these factors can affect the dogs requirement of sleep. In dogs about 10 of their 12 hours of sleep are in REM sleep. No two dog species are alike and neither are their requirements for sleep either. The primary reason for dogs sleeping so much more than humans is they snooze much less deeply and so their quality of sleep is much lower. Greyhounds Bullmastiff Chow Saint Bernard Bassett Hound Newfoundland are widely known as being lazy dogs because of their sleeping habit. Take your dog to the vet to rule out common causes of pain such as arthritis or chronic illnesses.