The link between Parkinson’s disease and gut bacteria

The link between Parkinson’s disease and gut bacteria

"What do the contents of your stomach have to do with Parkinson’s disease? A new study from a group of researchers at the California Institute of Technology (CalTech) in Los Angeles suggests more than you might think."

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Why running could keep you awake at night

Why running could keep you awake at night

"You’ve probably heard people say they enjoy running because it lets them switch off. Perhaps you feel that way yourself. Well recent research in mice suggests there may actually be a scientific basis for this, because brain activity really does decrease when you’re performing a simple, repetitive action. What’s more, while running may tire your body out, such exercise might actually reduce your brain’s need for sleep."

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Circadian rhythms and the microbiome

Circadian rhythms and the microbiome

"We’ve known that bacteria live in our intestines as far back as the 1680s, when Leeuwenhoek first looked through his microscope. Yogurt companies use that information in the sales pitch for their product, claiming it can help keep your gut bacteria happy. The bacteria growing on our skin have also been effectively exploited to sell the underarm deodorants without which we can become, ahem, malodorous. Until fairly recently our various microbes were thought of as freeloaders without any meaningful benefit to our functioning as healthy human beings."

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A fundamental change in neuroanatomy: Sacral outflow is sympathetic

A fundamental change in neuroanatomy: Sacral outflow is sympathetic

For a long time it was assumed knowledge that pelvic viscera and sexual response functions were supplied by parasympathetic neurons, new research published in the journal Science reports that Sacral outflow is sympathetic.

 

Image Credit: Gray's Anatomy: Public Domain

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Can the way we move after injury lead to chronic pain?

Can the way we move after injury lead to chronic pain?

"Our brains tell our bodies to move differently when we have pain. But there is growing evidence that changing the way we move might actually contribute to the development of pain that lasts for months or years."

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