Why do cats sleep so much? Should I be concerned?

Do you sometimes wonder if your cat ever does anything but sleep? You walk into your home and find it curled up in the same spot, deep in dreamland for the fifth time a day. Does this sound like you? Sure, cats are sleep champions. But is that much catnap normal? Are cats just lazy, or is something deeper at play? Let’s uncover the truth behind why do cats sleep so much. 

How many hours does a cat sleep a day?

Most cats average from 12 to 18 hours of sleep each day. This number isn’t fixed, however. Some cats may even push 20+ hours. Each cat is different, and catnap hours depend on age, health, breed, personality, and environment. Here’s how it varies across age gaps:

• Kittens (2 years and below)

Kittens spend up to 20 hours a day sleeping. They need rest because their brains and bodies are developing rapidly. Most of their sleep comes in short bursts after play. Sleep also helps build their immune systems and supports a healthy life and growth.

• Adult cats (2-10 years)

Adult cats usually spend 12 to 16 hours a day sleeping. They are more active than kittens but still nap often. If they are indoor cats, they tend to sleep more because they are not receiving enough stimuli. For outdoor adult cats, they may stay alert and rest less frequently.

• Seniors (10+ years)

Senior cats usually rest for 16 to 20 hours a day. Aging slows them down. They tire quickly and may rest more due to joint pain, reduced mobility, or underlying conditions. Senior cats use long naps to conserve energy and remain comfortable.

Image source: https://www.myrainbowpets.com.au/collections/cat-bed/products/sunbeam-snuggle-pet-bed-comfort-security-edition-cat-bed-dog-bed 

Why do cats sleep for so long? Common reasons for cats napping

Cats are not lazy. They are efficient. They have a natural sleep cycle built around rest and short bursts of energy. They are crepuscular, mostly active at dawn and dusk. For the rest of the time? Nap city! It is part instinct, part survival. But why do cats sleep so much?

1. They are having their own time.

Cats value independence. They tend to disconnect from household or traffic noise, people, and overstimulation through napping. Sleep for them, like it is for us humans, serves as a means to escape, assuming they have a busy household environment. You may find them tucked under a bed or high on a shelf, completely off the grid, their own version of alone time.

2. They are taking cat naps.

Cats are light sleepers by design. Most of their naps aren’t deep sleep. They are quick, shallow dozes. It is how they stay alert while resting. You will notice their ears twitch or eyes flicker open with the slightest sound. That’s a cat nap. It keeps them relaxed, yet ready.

3. They are conserving their energy.

Cats are natural hunters. In the wild, they need short bursts of intense energy. Sleep helps them save that power. Even if your cat isn’t chasing prey, the instinct remains. Napping is how they prep for their next play session or surprise sprint down the hallway.

4. They are feeling bored.

When life gets dull, cats shut down. A lack of play or stimulation often leads to more sleep. Indoor cats are especially prone to boredom naps. If your cat is sleeping all day and ignoring toys, they may just need something new to do.

5. They are stressed or anxious.

Too much change? Too much noise? Cats feel that. Sleep becomes their escape. Whether it is a move, a new pet, or even guests in the house, stress can trigger extra naps. It is how they self-soothe until things feel safe again.

6. They are sick, injured, or in pain.

A cat sleeps a lot, but sometimes sleep is more than rest. It is a signal. Cats in pain or discomfort often withdraw and sleep more. Look out for changes in eating, grooming, or bathroom habits. If your cat seems “off” and is sleeping more than usual, it is time for a vet visit.

7. Weather changes.

Cats follow the sun. On cold or rainy days, they will sleep longer and seek warmth. It is instinctive. You might notice them burrowing under blankets or curling up near a heater. Just like us, they slow down when the weather does.

8. They are growing older.

Senior cats naturally sleep more. Their bodies tire faster, and they crave calm. You may notice fewer zoomies and more time spent in their favorite nap spot. It is a normal part of aging. Rest helps them stay comfortable.

9. Kittens sleep more to support rapid growth.

Kittens are tiny bundles of growth. They need up to 20 hours of sleep a day to fuel their development. All that napping supports their brain, muscles, and immune system. You will see them go from wild play to total knockout in seconds. That’s growing in action.

Cat sleeping cycle

Cats follow a polyphasic sleep pattern, meaning they nap multiple times a day instead of sleeping in one long stretch. Each nap averages around 78 minutes but can last anywhere from 50 to 113 minutes. This means a cat sleep cycle is guided by a circadian rhythm, just like ours.

But unlike humans who sleep on one long stretch, cats are crepuscular, most active at dawn and dusk. This pattern reflects their natural hunting instincts. Early morning is for catching birds, while twilight is for stalking rodents. Their sleep cycle is all about staying ready to pounce.

Where should my cats sleep: best cat beds for better napping

Cats will nap wherever they please. From sunny windowsills to cardboard boxes, cats are expert loungers. You should check out My Rainbow Pet for the ultimate nap zone for cats; we offer lots of cat beds, with some dueling as cat trees to support healthy sleep and play. Here are 10 standout options to help your feline nap like royalty. 

10 best cat beds for better napping

1. Snuggle Star Pet Bed | Starry Cozy Nest | Cat Bed

A charming star-shaped nest made from soft felt, this cat bed offers structure, warmth, and a cozy enclosure that helps cats feel secure while they rest. Its solid wooden base ensures the cat bed is stable and sturdy. It can be used for cats up to 300 pounds. 

Image source: https://www.myrainbowpets.com.au/collections/cat-bed/products/snuggle-star-pet-bed-starry-cozy-nest-cat-bed-dog-bed 

2. 84cm Monster Adventure Cat Tree

Designed for cats with a wild side, this playful monster-themed cat bed features soft Teddy fleece for maximum comfort and a spacious hideaway for secure lounging. It also serves as a cat tree with multiple levels to climb and durable sisal posts for scratching. It supports active play and restful naps alike. Ideal for curious cats under 7.5kg, it is both a fun playground and a cozy retreat.

Image source: https://www.myrainbowpets.com.au/products/84cm-monster-adventure-cat-tree?_pos=1&_sid=0908c8e1c&_ss=r  

3. Pine Tree Paradise Scratching Post for Active Cats

Shaped like a charming potted pine tree, this cat bed and scratcher combines playful design with functionality. Crafted from soft peach cashmere and durable sisal cloth, it offers a cozy resting spot and a satisfying scratching surface. The integrated catnip elevator adds an extra layer of fun, keeping your feline engaged and entertained. Ideal for cats who love to scratch, play, and lounge in style.

Image source: https://www.myrainbowpets.com.au/products/pine-tree-cat-scratching-post

4. Broccoli Bliss Pet Bed | Veggie Cozy Nest | Cat Bed

Bring a touch of humor to your home with this broccoli-shaped bed. The leafy top acts like a cover, and the cushion is soft and inviting, perfect for playful cats who love burrowing. It has a low entry that even senior cats and kittens can use comfortably. 

Image source: https://www.myrainbowpets.com.au/collections/cat-bed/products/broccoli-bliss-pet-bed-veggie-cozy-nest-cat-bed-dog-bed 

5. 98cm Treehole Haven Lookout Cat Tree - Chestnut Brown

This is a modern, space-saving cat bed designed for both play and rest. Featuring a cozy felt barrel with treehole-style openings, it offers multiple levels for climbing and lounging. The top perch provides a perfect lookout spot, while the sherpa-lined interior ensures comfort. Its compact 40cm diameter makes it ideal for small spaces, and the durable felt finish withstands active play. 

 

Image source: https://www.myrainbowpets.com.au/products/98cm-treehole-haven-lookout-cat-tree-chestnut-brown?_pos=1&_sid=02d0ffde0&_ss=r 

6. Double-Level Cat Scratch Tower with Modern Finish

This modern, space-saving cat bed offers a dual-level design perfect for multi-cat households. The spacious interior (45cm) provides ample room for lounging, while the 51cm high-density corrugated scratching surface satisfies your cat's natural instincts. A charming Japanese-style noren curtain adds a touch of privacy and style to this cat bed. Sturdy enough to support up to 15kg, it's both functional and aesthetically pleasing.

Image source: https://www.myrainbowpets.com.au/products/twin-tier-cat-scratch-tower?_pos=1&_sid=994d0bf00&_ss=r  

7. NekoIzakaya Japanese Izakaya Style Cat House Scratcher

Inspired by the charm of a traditional Japanese izakaya, this cat bed offers a cozy retreat and a satisfying scratch surface. Crafted from durable Australian wood pulp, it features artful side windows and a rooftop lid for added play. Measuring 400x530x580mm, it's easy to assemble and perfect for cats who love to scratch, hide, and nap in style. 

Image source: https://www.myrainbowpets.com.au/products/nekoizakaya-cat-house-scratcher?_pos=1&_sid=da94fccf7&_ss=r 

8. 92cm Purrista Natural Wood Hammock Cat Tree

This elegant cat bed combines natural wood craftsmanship with modern design. It features a soft sherpa-lined hammock perfect for lounging. Standing at 92cm, it offers multiple levels for climbing and a spacious top perch for panoramic views. The sturdy base ensures stability, while the minimalist white finish complements any interior, ideal for cats who love to relax in style.

Image source: https://www.myrainbowpets.com.au/products/92cm-purrista-wooden-hammock-cat-tree-white?_pos=1&_sid=5737efa84&_ss=r 

9. 120cm Purrista Mushroom Ice Cream Cat Tree - Grey

This whimsical cat bed combines playful design with functionality. Featuring three jump platforms and a cozy mushroom-shaped bed at the base, it offers ample space for climbing, lounging, and napping. The sturdy iron pipe frame is wrapped in durable sisal rope, catering to your cat's scratching instincts. Covered in soft Sherpa velvet, it ensures maximum comfort. Standing at 120cm, it's a delightful addition to any modern home.

Image source: https://www.myrainbowpets.com.au/products/120cm-purrista-mushroom-ice-cream-cat-tree-grey?_pos=2&_sid=9502279d7&_ss=r  

10. 139cm Forest Treehouse Cat Towers

Inspired by the serenity of nature, this cat bed offers a multi-level napping spot and playground for your cat. Crafted from solid wood with sisal-wrapped posts, it features rotating spiral steps and a spacious treehole condo cat bed for cozy naps. The plush-covered platforms provide comfortable lounging spots, while the sturdy base ensures stability during play. Standing at 139cm, it is a perfect blend of functionality and rustic charm for any home. 

Image source: https://www.myrainbowpets.com.au/products/139cm-forest-treehouse-cat-tree?_pos=1&_sid=83f77eb86&_ss=r 

Is my cat sleeping too much? Should I be concerned?

Cats sleep a lot. About 40% of cats sleep up to 16 hours a day, and it is completely normal. But if your cat’s sleeping habits change suddenly or come with other symptoms, it could be bad. Here’s what to watch for and when to take action:

• Sudden increase in sleep: If your cat starts sleeping more than usual without reason, pay attention. It could point to illness, pain, or depression. If the increased sleeping time lasts more than a day or two, a quick check-up with your vet is a smart move.

• Lethargy: Lethargy isn’t just sleep. It is low energy and disinterest in normal activities. If your cat won’t play, groom, or even react to things that usually get a response, they may not be feeling well.

• Changes in eating or drinking habits: Sleeping more and eating less? That’s a red flag. The same goes for drinking too much or too little. Changes like this often point to health issues and should be checked out.

• Weight loss or gain: Sudden weight changes alongside extra sleep can signal a problem. It might be hormonal, digestive, or something more serious. Don’t wait. Book a vet visit ASAP.

Hot tips to ensure quality sleep for your cat

Good sleep isn’t just about how long your cat naps. It is also about how well they rest. The right environment and routine can make all the difference. Here are a few simple ways to help your cat sleep better: 

• Provide a comfortable sleeping area: Set up a quiet, cozy spot that feels safe for your cat. Keep it away from loud noises and foot traffic. Soft cat beds, blankets, or elevated hideaways work great.

• Maintain a routine: Cats thrive on consistency. Feed them nutritious cat food or cat treats and play with them at regular times. A steady daily rhythm helps them develop healthy sleep habits.

• Interactive play: Play helps burn energy and keeps your cat mentally stimulated. Try engaging them during their active hours, especially at dawn and dusk, to help them wind down more easily afterward. You should get them interactive cat toys, too. 

• Regular vet check-ups: Sometimes, sleep issues result from underlying health problems. Routine vet visits help catch concerns early and keep your cat feeling and sleeping great.

Frequently asked questions (FAQ)

1. Is it normal for cats to sleep all day?

Absolutely, it is completely normal for cats to sleep most of the day. Cats average 12–18 hours of sleep daily, and some even go beyond 20 hours, especially kittens and seniors. If your cat is otherwise alert, eating, and playing when awake, there’s no need to worry. However, if the cat sleeps for more-than-usual hours and stays lazy when awake, it should be a concern. For added comfort during sleep and cat naps, check out cozy cat beds from My Rainbow Pet.

2. Do cats sleep for 70% of their lives?

Yes, cats can sleep for around 70% of their lives, or even more. That’s roughly 16 hours a day. It is part of their natural sleeping rhythm and helps conserve energy for hunting (or, in modern life, play). Over a lifespan, that’s years spent snoozing. If you want to support better rest for your cat, browse high-quality cat beds from My Rainbow Pet.

3. Is my cat happy if he sleeps a lot?

Often, yes. A well-fed, stress-free cat will sleep a lot. But if the sleep is paired with withdrawn behavior, poor appetite, or changes in litter habits, it could mean something’s wrong. If your cat naps peacefully and still shows interest in play and affection, they are probably just living the good life. At My Rainbow Pets, you can find premium cat beds like the 142cm Cmisstree Tree Hole Cat Tree and give your cat her best sleep life.

4. How can I tell if my cat's sleep is healthy?

You can know a healthy sleep if it is consistent and undisturbed. Your cat should wake up alert, stretch, groom, or ask for food. Watch for unusual signs, such as excessive sleeping, difficulty waking, or a lack of interest in play. These can mean something is wrong. If you want to promote healthy sleeping for your cat, get a clean, comfortable sleep space, like the 74cm Cloud Nook Rabbit Fur Cat Tree, for better rest.

5. Can I change my cat's sleep schedule?

Not completely, but you can influence it. Cats are crepuscular and naturally active at dawn and dusk. By engaging them with play during the day and feeding them on a set schedule, you can shift their sleep habits slightly to better align with your routine. We suggest using interactive cat toys alongside a comfy spot like the Broccoli Bliss Pet Bed to help balance activity and rest.

6. Do cats sleep more as they age?

Yes, senior cats often sleep more, sometimes up to 20 hours a day. Aging slows their metabolism and energy, making rest more important. As they age, they may also seek warmer, more padded spots. As a caring cat parent, you should consider a soft, joint-friendly cat bed like the 139cm Forest Treehouse Cat Towers for older cats. They will have a good sleep and enjoy their aging. 

7. How long can a cat go without sleeping?

Not long. Cats need frequent rest to stay healthy. While they might skip a nap if stressed or overstimulated, sleep deprivation can affect their mood, appetite, and immune system within just a day. If your cat isn’t sleeping as expected, check their environment and speak to a vet. A relaxing space like the Double-Level Cat Scratch Tower with Modern Finish can help them settle down.

8. How long is a day for a cat?

A cat’s day is still 24 hours like ours, but they experience it in shorter, scattered segments. While humans are usually active for about 16 hours and sleep for 8, cats flip the script, sleeping 12 to 18 hours, often in naps lasting 1 to 2 hours at a time. They are most active in the early mornings and early evenings, thanks to their crepuscular nature. So while you power through one long day, your cat cycles through multiple mini wake-sleep phases. For your cat to clock in healthy sleeping hours, get a cozy cat bed like the NekoIzakaya Japanese Izakaya Style Cat House Scratcher. It helps your cat settle in during its many rest hours.