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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

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

Two studies have linked "problematic smartphone use" to higher rates of anxiety, depression and insomnia among teenagers, but the researchers haven't shown that excessively using such devices directly causes these issues

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Health

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

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Health

Vision loss and high cholesterol recognised as dementia risk factors

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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)

Health

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

Health

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

Leader

Health

We may have found why people experience body dysmorphic disorder

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Health

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

Health

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

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Health

Ozempic and Wegovy could help people quit smoking

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The Shingrix shingles vaccine

Health

Evidence mounts that shingles vaccines protect against dementia

Being immunised against shingles has been linked to a reduced dementia risk before and now a study suggests that the newer vaccine wards off the condition more effectively than an older one

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Health

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

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Health

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

Leader

Health

How much exercise do children really need – and what type?

Features

Health

How fast do we get out of shape and is there a way to slow the loss?

Features