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Unlock Rest: Core Sleep vs Deep Sleep Explained

Unlock Restorative Sleep: Core vs Deep Sleep

Quality sleep is vital for health, especially in fast-paced Singapore. Core sleep, the first five hours, covers basic functions like hormone regulation and muscle repair. Deep sleep, or Slow-Wave Sleep (SWS), is crucial for profound restoration, including muscle repair and immune strengthening. Adults need 7-9 hours of sleep, with 1-2 hours of deep sleep. Improve sleep quality with consistent schedules, a sleep-friendly environment, and a quality mattress like Duxiana for optimal rest.

Published by danish design co |

May 14, 2025

“How a Duxiana mattress keeps you in deep sleep. Benefits of deep sleep. Sleep science behind deep sleep. How a Duxiana mattress works.”

Rhiannon Hills

Owner

Unlock Restful Nights: Core Sleep vs Deep Sleep Explained.

Unlocking the Secrets to a Restorative Nights Rest: Core Sleep vs. Deep Sleep Sleep is one of the most critical components of overall health and well being. Yet, for many people, achieving quality sleep can be an ongoing challenge. In the fast-paced city of Singapore, getting proper rest is essential. While most people understand the importance of getting enough sleep, many are unaware that not all sleep is created equal. Core sleep and deep sleep are two key stages of the sleep cycle that have distinct functions. Understanding them can help you improve your rest and overall health.

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1. What is Core Sleep?

Core sleep refers to the minimum amount of sleep needed for basic functioning. It typically includes a combination of non-rapid eye movement NREM sleep stages and some rapid eye movement REM sleep. Core sleep usually makes up the first five hours of your night and lays the foundation for physical and mental restoration. During this phase, your body begins to restore its basic functions, including regulating hormones, repairing muscles, and consolidating memories. However, while core sleep is necessary for sustaining energy throughout the day, it is not enough on its own to achieve full rejuvenation. Core sleep serves as a stepping stone for deeper stages of rest like deep sleep.

2. What is Deep Sleep?

Deep sleep, also known as slow wave sleep SWS, occurs during the third stage of NREM sleep. This phase is characterised by slow brain waves, which signal a state of profound relaxation. Deep sleep is considered the most restorative part of the sleep cycle and plays a vital role in the body's repair and regeneration processes. During deep sleep, the body undergoes significant physical restoration, such as muscle repair, immune system strengthening, and tissue growth. This is the stage where you're hardest to wake up, and its essential for feeling fully rested and restored.

3. Core Sleep vs Deep Sleep: How Much of Each Do You Need

Both core sleep and deep sleep are crucial for overall health, but their purposes differ. Core sleep provides the baseline rest required for daily functioning, but deep sleep is where true recovery happens. Adults typically need between 7 to 9 hours of sleep each night. Within that time frame, most people need about 1.5 to 2 hours of deep sleep to reap the full benefits of rejuvenation. The remaining hours can be filled with lighter stages of sleep, including REM and NREM stages that make up core sleep. While the amount of deep sleep varies by individual, ensuring you get enough deep sleep is essential for feeling truly rested. Factors like stress, age, and sleep environment can affect the amount of deep sleep you get, so its important to focus on creating an environment conducive to optimal rest.

4. How to Improve Your Sleep Quality

Getting enough core and deep sleep is essential, but how can you improve the quality of your rest to ensure you're getting the restorative benefits of each stage Here are a few tips: 1. Invest in a Quality Mattress The right mattress can significantly impact your sleep quality. A supportive mattress helps maintain proper spinal alignment and reduces pressure points, allowing your body to relax fully during sleep. DUXIANA beds are designed with cutting edge technology to provide optimal support for every sleep position, ensuring a restorative nights rest. 2. Stick to a Consistent Sleep Schedule Try to go to bed and wake up at the same time every day, even on weekends. Consistency helps regulate your body's internal clock, improving your chances of experiencing both core and deep sleep. 3. Create a Sleep Friendly Environment Your bedroom should be a sanctuary for sleep. Make sure the room is dark, quiet, and cool, as these conditions are conducive to deep sleep. This is especially important in hot climates like Singapore. Consider using blackout curtains, white noise machines, or adjusting the thermostat to create an ideal sleep environment. 4. Practice Relaxation Techniques Stress can interfere with sleep, so its important to unwind before bed. Consider incorporating relaxation techniques such as deep breathing, meditation, or a warm bath to help calm your mind and body. 5. Limit Caffeine and Alcohol Both caffeine and alcohol can disrupt the sleep cycle and prevent you from reaching the deeper stages of rest. Try to limit consumption, especially in the hours leading up to bedtime.

5. Duxiana Beds: Your Partner in Achieving Deep Rest

When it comes to optimizing your sleep, your mattress plays a pivotal role. A high-quality mattress, like those from Duxiana, is engineered to provide the ideal balance of support and comfort, which is key to reaching both core and deep sleep. Duxiana beds use advanced continuous coils to contour to your body's shape, ensuring proper spinal alignment throughout the night. This support allows your body to relax fully, making it easier to enter the deeper, restorative stages of sleep. In fact research conducted by the Karolina Institute has shown DUX bed users not only reached the deep sleep stage of sleep faster but remained there longer.

6. Conclusion

Both core sleep and deep sleep are essential for health and well-being, and understanding the differences between the two can help you optimize your sleep routine. By creating an ideal sleep environment and investing in a high-quality mattress like those from Duxiana, you can ensure that your body and mind receive the maximum benefits from both stages of sleep. You can check out Duxiana mattresses in person at their showroom in Singapore.

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What others had to say

I visited the Danish Design Co showroom recently and it is great to know that Danish Design Co now represents the excellent and high end Swedish bed brand: Duxiana. My husband and I purchased a Duxiana when living in Europe and we both really adore it. We have the Dux 6006 and from the first night on that bed we enjoyed better comfort and much better sleep. I truly believe this is one of the best furniture purchases we have made, you spend so much time in bed over a lifetime it is worth the investment. The only regret that I have is not buying a Dux earlier. I would recommend a visit to check them out. It is a cool showroom.

-Anne Kristina Frandsen

Glad to know there is a dealer selling Duxiana beds in Singapore! They are really comfortable beds that is worth the price, not to mention that they helped immensely with my insomnia after so many unsuitable mattresses that I have went through.

-Joelle Lim