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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.

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Discover the latest health news, scientific discoveries and big ideas about the human body and treating diseases, covid-19, diet, fitness, exercise, wellness and how to live a healthy life.
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An illustration of the drug rapamycin (red) inhibiting the protein complex mTORC1, which has various effects on cellular function

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Rapamycin seems to boost longevity as effectively as eating less

Restricting calories has been linked to living longer in many studies, and now it seems that the drug rapamycin has nearly the same effect, at least in animals

News

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The best non-drug therapies to relieve the pain of knee osteoarthritis

News

Crawling deer tick on human hairy skin background. Ixodes ricinus or scapularis. Dangerous parasitic mite on blurry pink texture. Disgusting biting insect. Encephalitis infection. Tick-borne diseases.; Shutterstock ID 1568583163; purchase_order: -; job: -; client: -; other: -

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Why Lyme disease and other tick-borne conditions are on the rise

Features

Cartoon-style illustration imagines two people in the small intestine, surrounded by microbes

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The surprisingly big impact the small intestine has on your health

Features

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How a US agriculture agency became key in the fight against bird flu

Analysis

A human vascular organoid generated from stem cells

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Blood vessel organoids quickly minimise damage to injured tissue

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A blood vessel network designed by a computational model

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Complex blood vessel nets could be 3D printed for artificial organs

News

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How you breathe could reveal a lot about your health

News

A woman's body is a man's world. Just ask an anatomist...

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A woman's body is a man's world. Just ask an anatomist...

Comment

Central Organ of Human Nervous System Brain Anatomy. 3D; Shutterstock ID 1928010098; purchase_order: -; job: -; client: -; other: -

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The discovery that cancer hacks nerves could lead to fairer treatments

With rising cancer rates, we need more good news, and the latest finding that cancer interacts with the nervous system means cheap and readily available drugs could help

Leader

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Gene editing could treat damage from 'irreversible' kidney disease

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The chilling discovery that nerve cells help cancers grow and spread

Features

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US stops endorsing covid-19 shots for kids – are other vaccines next?

Analysis

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Taurine may not be a key driver of ageing after all

News

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