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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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Keto diet helps with weight loss but also raises cholesterol levels

A low-carbohydrate ketogenic diet is linked to greater fat loss than a low-sugar diet, but also higher cholesterol levels

News

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Bacteria originally found in faeces help chronic wounds heal

News

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What is 'problematic smartphone use' and should we worry about it?

News

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People who had severe covid-19 show cognitive decline years later

News

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Vision loss and high cholesterol recognised as dementia risk factors

News

ARINGAY, PHILIPPINES - DECEMBER 01: Residents queue to receive a dose of Pfizer BioNTech COVID-19 vaccine at a rural village on December 01, 2021 in Aringay, La Union province, Philippines. The Philippines is rushing to vaccinate its population as it mulls making COVID-19 vaccination mandatory and amid the looming threat of the Omicron variant of the coronavirus. The country, which has just approved booster shots for its adult population, launched a three-day national vaccination holiday on November 29 to December 1 with the goal of vaccinating at least nine million additional people. (Photo by Ezra Acayan/Getty Images)

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Discover RNA's irresistible ascent from humble molecule to CRISPR star

Culture

Mandatory Credit: Photo by Xinhua/Shutterstock (14605328i) Lights show is staged on the Eiffel Tower during the opening ceremony of the Paris 2024 Olympic Games in Paris, France, July 26, 2024. France Paris Oly Opening Ceremony - 26 Jul 2024

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Weeding out Olympic doping cheats won't actually end inequity in sport

Leader

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We may have found why people experience body dysmorphic disorder

News

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The truth about the new class of Alzheimer’s drugs

Insight

Members of the World Anti-Doping Agency at a press conference for the Olympic Games in Paris, France, on 25 July

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How does the Olympics test for doping and is it good enough?

Measures are in place to prevent athletes from using performance-enhancing drugs at the Olympic Games, but concerns linger over the use of CRISPR to edit genes and even the inhalation of carbon monoxide

News

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Ozempic and Wegovy could help people quit smoking

News

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Evidence mounts that shingles vaccines protect against dementia

News

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Why many studies wrongly claim it’s healthy to drink a little alcohol

News

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We're ignoring easy ways to encourage children to be physically active

Leader

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