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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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Your diet may influence how effective vaccines are for you

Obese mice that lost weight on a low-fat diet before getting a flu shot had better immune responses than those that lost weight afterwards, suggesting diet and weight loss influence vaccine efficacy

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A fish merchant's stall in an indoor market.

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How to get the right balance of omega-3s and omega-6s in your diet

Features

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Glucose monitors may misclassify people as being at risk of diabetes

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How cannabis gets you high and alters your perception

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Dietary changes relieve irritable bowel syndrome better than medicine

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Illustration of the reward pathway in the human brain

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Cocaine seems to hijack brain pathways that prioritise food and water

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Why we need to change the way we think about exhaustion

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Why we need to change the way we think about exhaustion

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Skin-deep wounds can damage gut health in mice

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A new understanding of tinnitus and deafness could help reverse both

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A new understanding of tinnitus and deafness could help reverse both

Features

Aggregates of the protein alpha-synuclein (brown) and antibodies (green)

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Parkinson's disease progression slowed by antibody infusions

Monthly infusions with the drug prasinezumab appeared to slow the progression of motor symptoms in people with advanced Parkinson's disease

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Embryos pause development when nutrients are low — and now we know how

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Testing drugs on mini-cancers in the lab may reveal best treatment

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Post-surgery infections may mainly be caused by skin bacteria

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Why nutrition needs to be on the educational agenda

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