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Every second of your life you are under attack. Bacteria, viruses, spores and more living stuff wants to enter your body and use its resources for itself. The immune system is a powerful army of cells that fights like a T-Rex on speed and sacrifices itself for your survival. Without it you would die in no time. This sounds simple but the reality is complex, beautiful and just awesome. An animation of the immune system.
In a Nutshell • 2014 • Health
In the United States, it’s estimated that 30 percent of adults and 66 percent of adolescents are regularly sleep-deprived. This isn’t just a minor inconvenience: staying awake can cause serious bodily harm. Claudia Aguirre shows what happens to your body and brain when you skip sleep.
Is abortion right, or is it wrong? It's the big question that's lost in a societal debate that's mostly focused on legality. But, really, whether it's right or wrong is the most important question about abortion.
Nikki Stamp takes us into the amazing world of our hearts -- revealing how they function, how we can look after them and shows us the latest science she uses to help fix them when they go wrong.
6/6 • Catalyst: Series 18 • 2017 • Health
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How much water should I drink a day?” SciShow has the answer!
Today, whisky is a source of Scottish pride; it's one of the UK's few growth industries. In this last episode, actor Brian Cox reveals how whisky was born and shaped in opposition to the British tax system, and how that history forged the character of Scotland's national drink.
4/4 • Addicted to Pleasure • Health