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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.

The bacterium Hafnia alvei produces a molecule that mimics an appetite-reducing hormone

Health

Appetite-suppressing probiotic helps overweight people lose weight

Consuming the bacterium Hafnia alvei twice a day for three months led to better weight loss success among a group of overweight people following a calorie-control diet

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Three ice cream cones in a metal basket on blue wooden vintage background; Shutterstock ID 135808091; purchase_order: -; job: -; client: -; other: -

Health

Why we urgently need answers about artificial sweeteners and health

Features

Turmeric supplements have become increasingly popular after small studies suggested their active ingredient may ease some inflammatory conditions

Health

Turmeric supplements have been linked to liver damage in five people

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Focus on the hand of a patient in hospital ward;

Health

People who use cannabis may experience more pain after surgery

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The app Nerva may ease irritable bowel syndrome symptoms

Health

Hypnotherapy app eases irritable bowel syndrome symptoms in six weeks

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A hair follicle generated from hair organoids - tiny, simple versions of an organ

Health

Hair follicles grown in the lab in a step towards hair loss treatment

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Closeup on smartphone in the back pocket of a womans jeans, blank screen with clipping path for you to add your own message or design. On the background of the beach and the sea; Shutterstock ID 453083140; purchase_order: -; job: -; client: -; other: -

Health

Your smartphone could be used to estimate your risk of dying

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Dyslexia has been linked to 42 genetic variants

Health

Dyslexia linked to 42 genetic variants in biggest study of its kind

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Red Cross workers place a coffin, containing someone who died of Ebola, into a grave on October 11 in Mubende, Uganda

Health

Uganda introduces its first Ebola lockdown while it waits for vaccines

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Hand holding cigarette

Health

Gut bacteria may reduce harmful effects of nicotine on the liver

Smokers with a certain bacterium in their gut that breaks down nicotine have less severe liver disease, and tests in mice suggest this microbe can prevent liver damage

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Health

Acids in our body odour make some people more attractive to mosquitoes

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Health

Covid-19 appears to affect memory less than other aspects of cognition

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Health

Over a million people in the US ration insulin because of high costs

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Health

Covid jab rates vary in England in children of different ethnicities

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