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New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Health

We may finally know why psychological stress worsens gut inflammation

A pathway between the brain and the immune system discovered in mice could explain why prolonged stress can exacerbate inflammatory bowel disease

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Health

mRNA trial shows promise for these therapies to revolutionise medicine

Analysis

Botulism or Clostridium botulinum bacterium 3d illustration

Health

We now know how Botox enters neurons and paralyses muscles

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Ultrasound can trigger a hibernation-like state in mice and rats

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Sudden infant death syndrome may have a biological cause

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Health

Man with paralysis can walk by activating spine implants with his mind

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Do new Alzheimer's drugs signal the end of the condition?

Insight

Health

Naked mole rats' hyaluronic acid genes can give mice a longer life

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An X-ray of one study participant, showing implanted electrodes (red patches) connected to a recording implant on both sides of the brain

Health

Chronic pain linked to distinctive patterns of brain activity

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Health

Covid-19 booster vaccines should leave out original spike protein

The first covid-19 vaccines were based on the spike protein from the original virus, but including this in boosters may be hindering immunity to newer variants

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CRISPR-edited cells could help people survive chronic heart failure

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Stem cell therapy reduces symptoms of progressive MS for some people

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People with amputated arms can feel warmth in their missing hands

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Health

We can treat age-related illness without calling ageing a disease

Leader