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Sleep health

Sleep health is a relatively new word in sleep, and it is an important concept to understand in order to optimize sleep. Sleep health is about how well you sleep and how this affects your physical, mental and emotional health. Good sleep health means getting enough sleep, having good quality sleep and having a sleep rhythm that is adapted to your needs. Having; working towards and maintaining good sleep health is vital as sleep is essential for the body's recovery and repair.

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Why do we sleep?

It's no news that sleep is good for us, but why do we need it? Sleep is a necessary biological function for humans and other animal species. It is a period of rest that is necessary for the body to recover and restore itself after the physical and mental stresses that we are exposed to during the day. Research has shown that sleep plays a crucial role in our health and well-being, and that lack of sleep can lead to serious health problems.

During sleep, the body undergoes several important processes, including the repair and growth of cells and tissues, the release of hormones that regulate metabolism and the immune system, and the consolidation of memories and learning.

In addition to the physical benefits, sleep can also help improve our cognitive ability, creativity and our ability to cope with stress. It is also known that sleep plays an important role in our emotional regulation and that lack of sleep can lead to increased sensitivity to stress and negative emotions.

To summarize: We humans need sleep to recover  and restore ourselves physically and mentally, to support healthy biological processes and to promote overall well-being and health.

Risks of insufficient sleep

Sleep deprivation or insufficient sleep can have a range of negative health effects, both immediate and long-term. Here are some of the potential consequences of regular sleep deprivation:

  • Impaired cognitive function: Lack of sleep can affect cognitive functions such as attention, concentration, memory and decision-making.

  • Reduced performance and productivity: People who don't get enough sleep may experience reduced performance at work or school, increased risk of mistakes and slower reaction speed.

  • Physical impact: Sleep deprivation can affect the immune system and increase the risk of diseases and infections. It can also affect hormone regulation and increase the risk of weight gain and type 2 diabetes.

  • Mental health: Insufficient sleep has been linked to increased risk of anxiety, depression and other mental health problems.

  • Higher risk of accidents: People who suffer from sleep deprivation are at increased risk of accidents, especially when driving or operating machinery.

  • Increased risk of chronic diseases: Long-term sleep deprivation is associated with a higher risk of chronic diseases such as heart disease, high blood pressure and stroke.

  • Disturbances in metabolism: Sleep deprivation can affect the body's ability to regulate sugar levels, thereby increasing the risk of diabetes.

  • Increased stress levels: Lack of sleep can increase stress levels and affect the ability to cope with stress.

It is important to note that individuals may react differently to sleep deprivation and the consequences may vary. It is always best to aim for regular and adequate sleep to promote both physical and mental health.

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How long does the child need to sleep? Here are some general guidelines depending on the age of the child:

  • Newborns (0-3 months): 14-17 hours per day.
  • Infants (4-11 months): 12-15 hours per day.
  • Toddlers (1-2 years): 11-14 hours per day.
  • Preschoolers (3-5 years): 10-13 hours per day.
  • School age (6-13 years): 9-11 hours per day.
  • Teenagers (14-17 years): 8-10 hours per day.

Children and sleep

Sleep is particularly important for children because it is during sleep that the body and brain grow and develop. During sleep, growth hormones are produced to help the body grow and develop. This is particularly important for babies and young children who are growing rapidly. Sleep also plays an important role in cognitive development. It helps the child to process and consolidate information that they have learned during the day. Sleep deprivation has been shown to affect children's learning, memory and attention.

Sleep also affects children's regulation of mood and behavior. Lack of sleep can lead to irritability, hyperactivity and mood swings. Sleep plays an important role in the immune system by helping the body fight infections and diseases. Children are more susceptible to infections because their immune systems are not yet fully developed, so sleep is particularly important to keep them healthy. Sleep is also important for maintaining physical performance and energy during the day.

Lack of sleep can lead to fatigue and reduced performance during the day, which can affect children's performance in school or sports activities.

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"- The more disturbed your sleep, the older you feel. We also did an experiment. We asked the same people how old they felt after two nights of nine hours and then after two nights of four hours. They felt 4.5 years older with sleep deprivation. When we looked at sleepiness, there was a 10-year difference between when you feel the most alert and the most tired."

John Axelsson, 23-04-2024 TV4 Nyhetsmorgon

How much you sleep affects how old you feel

One of our experts with whom we collaborate, John Axelsson, professor of sleep at the Karolinska Institute, was a guest on Nyhetsmorgon on TV4 on Tuesday. The theme was that how much you sleep affects how old you feel.

Read the article and watch the full interview here.


How much you sleep affects how old you feel

One of our experts with whom we collaborate, John Axelsson, professor of sleep at the Karolinska Institute, was a guest on Nyhetsmorgon on TV4 on Tuesday. The theme was that how much you sleep affects how old you feel.

Read the article and watch the full interview here.


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"- The more disturbed your sleep, the older you feel. We also did an experiment. We asked the same people how old they felt after two nights of nine hours and then after two nights of four hours. They felt 4.5 years older with sleep deprivation. When we looked at sleepiness, there was a 10-year difference between when you feel the most alert and the most tired."

John Axelsson, 23-04-2024 TV4 Nyhetsmorgon

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Sovmer was founded in 2020 as a sleep research and development company. Since 2024, we have also been a consumer-oriented company offering you the best sleep health products on the market.