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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.

Patient in a hospital bed

Health

Infections that need hospital treatment may increase Alzheimer’s risk

An analysis of Swedish health records shows that people diagnosed with Alzheimer’s before age 60 are more likely to have been treated for an infection in hospital more than five years earlier

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Illustration of a CAR-T cell

Health

Radical lupus treatment uses CAR T-cell therapy developed for cancer

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Image of a stylised clock face on gene code background

Health

DNA clocks suggest ageing is pre-programmed in our cells

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Child with plaster

Health

Wound dressing made of 3D-printed skin could help people with diabetes

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A nighttime view of Western Europe is captured by crew members aboard the International Space Station

Health

Streetlights in Europe are getting bluer – that may be bad for health

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bandaged wound on a foot

Health

Antimicrobial drug derived from tree sap could treat chronic wounds

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Cold water swimming should be introduced as a public health measure

Health

Cold water swimming should be introduced as a public health measure

Comment

A daily multivitamin-mineral supplement may keep us sharp as we age

Health

A daily multivitamin could keep your memory sharp as you age

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Walking with a crying baby is the faster way to encourage the infant to fall asleep

Health

The fastest way to soothe a crying baby, according to science

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A section of a mouse brain viewed on a slide

Health

Quantum diamond sensor used to measure neuron activity in mouse tissue

The activity of neurons has been measured in a slice of mouse tissue using a quantum diamond sensor – and it might one day enable a new type of non-invasive brain scanning

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Health

New York has declared a state of emergency for polio

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Health

Altering when you consume your calories doesn't change weight loss

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Health

Rheumatoid arthritis could be treated by eating probiotic bacteria

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Health

Weight loss advice isn't based on good evidence

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