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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.

Middle-age spread isn't down to metabolism, but we know how to beat it

Health

Middle-age spread isn't down to metabolism, but we know how to beat it

It's a myth that extra belly fat in middle age is due to a slowing metabolism – and now we know what really causes the dreaded spread we can also fix it

Features

Mandatory Credit: Photo by Kin Cheung/AP/Shutterstock (12833050v) Health workers from mainland China work at the Huo-Yan (Fire Eye) Laboratory, an inflatable mobile testing lab in Hong Kong, . Hong Kong has ramped up its testing capacity with the help of inflatable mobile laboratories, as the city grapples with tens of thousands of COVID-19 cases daily Virus Outbreak , Hong Kong, Hong Kong - 04 Mar 2022

Health

Why has the omicron coronavirus variant hit Hong Kong so hard?

Analysis

Human kidney

Health

Your organs may be ageing at different rates

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Inhaling leaded petrol as a child may affect an adult's IQ

Health

Leaded petrol may have lowered the IQ of over half the US population

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Health Check newsletter: How our minds can affect our bodies

Health

Health Check newsletter: How our minds can affect our bodies

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High cholesterol levels. Computer artwork balls of cholesterol in a blood vessel. Cholesterol is a lipid, a fat-like substance. High blood levels of LDL (low-density lipoprotein) cholesterol compared to HDL (high-density lipoprotein) cholesterol are thought to raise the risk of atherosclerosis, the build-up of fatty deposits on artery walls. This is a major cause of heart attack and stroke.

Health

Fat levels in blood predict risk of type 2 diabetes and heart disease

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african american man and his friends synchronous exercising with dumbbells at sports hall; Shutterstock ID 1272152962; purchase_order: -; job: -; client: -; other: -

Health

Physical fitness linked to lower risk of developing dementia

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Health Check newsletter: A U-turn in Caesarean policy

Health

Health Check newsletter: A U-turn in Caesarean policy

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Lose yourself: How transcendent experiences can boost your well-being

Health

Lose yourself: How transcendent experiences can boost your well-being

Features

Mandatory Credit: Photo by Bernat Armangue/AP/Shutterstock (12826679g) Afghans trying to flee Ukraine sleep inside Lviv railway station, in Lviv, west Ukraine. Russia's military assault on Ukraine has entered its fifth day, forcing hundreds of thousands of Ukrainians and foreign residents to escape from war and seek refuge in neighboring countries Russia War, Lviv, Ukraine - 27 Feb 2022

Health

Aid agencies warn of humanitarian emergency in Ukraine

Infections, lack of clean water and loss of healthcare are among the dangers facing Ukrainian people, with some hospitals already out of oxygen

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Health

A detailed look at the coronavirus's first days at a Wuhan market

Analysis

Health

Omega-3 supplements could reduce the number of premature births

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Health

Air pollution may make some bacteria in our nose and throat turn nasty

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Health

Cleaning products cause indoor pollution levels similar to a busy road

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