How to test your knee-jerk reflex | Do Try This At Home | We The Curious

How to test your knee-jerk reflex | Do Try This At Home | We The Curious

A knee-jerk reaction is usually an emotional response made by someone who hasn’t examined all of the facts… But today we gonna explore the facts behind the biological reflex of tapping someone on the knee. [laughs] That was a good one! The knee-jerk (or patellar) reflex is a kicking-out of your lower leg caused by […]

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What happens when we sleep? | The Economist

What happens when we sleep? | The Economist

Every night, almost everyone on the planet enters into a state of unconsciousness and paralysis. But what is really happening inside the body when we drift off? And what’s the impact if we don’t get enough sleep? Sleep is regulated by your circadian rhythm, or body clock, located in the brain. The body clock responds […]

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This algorithm decodes rat squeaks and could revolutionize animal research

This algorithm decodes rat squeaks and could revolutionize animal research

– [Narrator] For 100 plus years, rodents have been a priceless proxy for humans in medical experiments. By one tally, mouse and rat studies have earned around 75 Nobel prizes in health and physiology. Scientists routinely map rodent genes, alter their brains, and measure every inch of their behavior for the sake of experiments. But […]

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Fasting vs. Eating Less: What’s the Difference? (Science of Fasting)

Fasting vs. Eating Less: What’s the Difference? (Science of Fasting)

“Breakfast of champions.” What’s the difference between eating less food and eating no food? Well, Let’s look at two different situations. …In 1944, a study called the Minnesota Starvation Experiment was conducted and was designed to understand the effects of caloric restriction on the body in order to gain some knowledge that would help people […]

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Fast and Slow Twitch types of muscle

Fast and Slow Twitch types of muscle

okay this video is the energy systems so this so always have both types of fiber it kind of depends on the and fast-twitch muscles on the other hand are ones that you would basically like sprinting using your fast twitch fibers so you need to know the characteristics of each sort of fiber so […]

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5 Weird Involuntary Behaviors Explained!

5 Weird Involuntary Behaviors Explained! Continue reading