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If you could decide today... how long do you want to live?
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Bacteria, viruses, but also fungus spores, algae, pollen, and even insects: microorganisms are constantly drifting through the sky. How can so many living beings find their way into the air and be circulating in our atmosphere? How do they survive? What is their influence on our lives and our entire living world? Biodiversity, health, climate - scientists are only now discovering just how much this discreet airborne "plankton" affects our lives and the entire ecosystem on Earth. But despite its many virtues, this magic matter is now under threat from human activity. With help from experts and using 3D visual effects, this scientific investigation will take us to the heart of a world that is still very little understood, and will reveal the diversity and fragility of the air we breathe.
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If you were told you could get fit with just a few minutes of exercise a week would you believe it? Anja Taylor looks at whether exercise impacts aging and if changes in your mitochondria resulting from exercise effectively retard aging.
S1E2 • Catalyst: Season 2 • 2017 • Health
Insomniac Michael Mosley finds out what happens if we don't get enough sleep and looks at surprising solutions to help us get more.
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Over 400 million cups of coffee are consumed daily in the United States alone. Making coffee one hot drink, even when served cold. Experts reveal what makes your specialty coffee taste the way it does.
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Jess hasn't slept properly for 10 years, since she witnessed a traumatic accident. Mike wakes in a panic several times a night. Lisa suffers from epic snoring. Can the experts ease their troubles?
S1E2 • The Secrets of Sleep • 2017 • Health