January 9, 2026

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Naturens läkande kraft
How the brain cleans out waste
, By Lena Gummesson, Neokliniken

That's why sleep matters more than you think. Did you know that the brain has its own cleansing system? A kind of built-in cleaning patrol that works while you sleep at night, when the body follows its natural circadian rhythm. Just over ten years ago, researchers described a system that really changed the way we look at brain health. It's called the glymphatic system and was discovered in 2012 by Danish brain researcher Maiken Nedergaard and her team. Since then, research has exploded around the world, precisely because this system seems to play a key role in how the brain stays healthy over time.

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Naturens läkande kraft
Energy drinks – what happens in the body?
, By Editor Neokliniken

Energy drinks have quickly become an everyday product, especially among young people and young adults. They are used to become more alert, have more energy for longer and stay focused when studying, exercising or late at night. And of course there are short-term effects, energy drinks can temporarily increase alertness, reduce fatigue and improve concentration. But the alertness that is experienced is a strong stimulation of the nervous system, and research shows that this stimulation often occurs at the expense of increased stress in the body. Therefore, interest has grown in what energy drinks actually do to the heart, nervous system and recovery when used regularly.

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