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Health

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.

Tissue from a pig kidney that has been transplanted into a brain-dead man

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Pig kidney transplant in brain-dead man still functions after a month

It has been 32 days since Maurice Miller, a dead man who is being kept on life support, received a genetically modified pig kidney, and it is still functioning with no signs of rejection or infection

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Inhalable mRNAs will boost vaccines and therapies for lung conditions

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Wiping stem cells ‘clean’ could make them easier to produce

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A lampshade coated with an iron and copper substance uses heat from the lightbulb bulb to convert air pollutants into small amounts of carbon dioxide and water

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Air-purifying lampshade reduces indoor pollution via chemical reaction

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Someone being tested for SARS-CoV-2 in Milford, Connecticut, in February 2022

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Everything we know about the EG.5 covid-19 variant and its symptoms

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The reward pathway in the brain, which is initiated in response to a stimulus, such as alcohol. The stimulus (upper orange arrow) triggers the release of dopamine (blue arrows) by the ventral tegmental area (dark blue sphere). The dopamine travels to a number of different areas of the brain that then release dopamine (red arrows). These areas include the nucleus accumbens (red sphere), which initiates motor outputs (lower orange arrow) to sustain the pleasurable stimulus, the prefrontal cortex (pink), which shifts focus and planning towards the stimulus, and the amygdala, which is involved in emotions. The hypothalamus (orange sphere) is involved in coordinating the response by secreting hormones that control bodily functions

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Gene therapy delivered into the brain could treat alcohol misuse

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Blood test could aid the diagnosis of 52 conditions including cancer

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some ultra-processed foods have their benefits

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Ultra-processed foods have a bad reputation 鈥� is it backed by science?

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Amyloid plaques in the brain of someone with Alzheimer's disease. The condition has also been linked to too much cholesterol in brain cells, slowing brain signalling

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Gene variant that raises Alzheimer’s risk may boost fertility in women

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Weight-loss injections need to be for life, not just two years

Health services need to plan around a growing number of people taking lifelong weight-loss injections such as Wegovy - and the sooner they face up to that, the better, says Clare Wilson

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How working out your ageotype could help you live healthier for longer

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We know almost nothing about thousands of proteins in the human body

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Vaccine shows promise against the virus linked to multiple sclerosis

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Why consumer tests for risk of Alzheimer鈥檚 have potential downsides

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