91色情片

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.

An electron microscope image of a mitochondrion

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The energy generators inside our cells reach a sizzling 50掳C

Your mitochondria burn food to produce most of your energy. Now we know this produces a lot of heat, raising them high above our 37掳C body temperature

Open-heart surgery

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Deadly infection spread by contaminated heart surgery machines

A baby crying

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Electrode can tell you if a baby is really experiencing pain

smog over the city

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Cutting through the smog: Is pollution getting worse?

Earth

Cutting through the smog: How air pollution shortens your life

A woman wearing a face mask to filter out polluted air

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Cutting through the smog: 5 ways to slash your pollution intake

Earth

Cutting through the smog: What to do to fight air pollution

pollution

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The UK government’s attitude to air pollution stinks

Capitol

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US science budget gets some breathing room ahead of Trump cuts

Earth

60 Seconds

SpaceX launches spy satellite, Twitter to live-stream news, plan to regrow a glacier, and more

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Immune war with donor cells after transplant may wipe out HIV

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Listening to your heartbeat helps you read other people鈥檚 minds

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Will Google’s groundbreaking health study really do any good?

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DIY gun control: The people taking matters into their own hands