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91色情片

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.

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The amazing ways electricity in your body shapes you and your health

Your cells crackle with electric signals that guide embryonic development and heal wounds. If we can learn to tweak this 鈥渂ioelectric code鈥�, we might be able to prevent cancer and even grow new limbs

A transmission electron micrograph of Staphylococcus epidermidis, one of two bacteria associated with a loss of collagen in older women

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Your skin microbiome may influence the wrinkles you develop with age

HIV (green) infecting an immune cell

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Third person ‘cured’ of HIV after receiving stem cell cancer treatment

A woman partially paralysed by stroke was able to use utensils to eat independently after spinal cord stimulation

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Spinal cord stimulation helps people with stroke regain arm movement

More than half of the women in a study reported having moderate to severe cravings for food like chocolate during their menstrual cycle

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Why chocolate cravings strike a week or two before a menstrual period

In severe cases, Streptococcus pneumoniae bacteria can cause pneumonia and serious blood infections

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Covid-19 pandemic tied to antibiotic resistance in pneumonia bacterium

2JK2T3W Illustration of the Marburg virus, a tubular RNA (ribonucleic acid) virus which belongs to the Filoviridae family. It is responsible for Marburg haemorrhagic fever in humans. Symptoms includefever, muscle pain, rash, diarrhoea and haemorrhage.

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Marburg virus: What you need to know about the disease outbreak

Image of blood vessels in a mouse brain with an the inset picture showing fluorescent microbubbles that have been directed with ultrasound

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Microbots tracked while navigating through a living mouse鈥檚 brain

A dead pelican, possibly infected with bird flu, in Lima, Peru, in December 2022

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How prepared is the world for a pandemic of bird flu in people?

Sperm view under microscope, spermatozoa background, vector illustration eps10

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Male birth control drug is 100 per cent effective in mice

A male contraceptive that immobilises sperm for 2 hours prevented pregnancy in mice and resulted in no adverse side effects

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Gene-edited wheat reduces levels of cancer risk chemical when cooked

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Why the vaginal microbiome may be key to treating bacterial vaginosis

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Covid-19 vaccines added to routine immunisation schedule in US

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Massive tick-killing effort fails to reduce Lyme disease cases