How do you know if you really slept well? Perhaps a smartwatch can offer a solution, but you can also ask yourself these 4 questions.
A good night's sleep doesn't just mean being in bed for seven to nine hours. The National Sleep Foundation has listed criteria for a good night's sleep.
Read also: 'Your sleeping position has such a big influence on your sleep'
Can you answer all questions with 'yes'? Then you had a good night's sleep. In addition, how you feel during the day is also an important indicator. If you are regularly tired during the day, you may not sleep as well as you think.
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