Showing results for: Health & Human Body

Your smartphone, tablet and other devices emit large quantities of blue light wavelengths. This tells your body "wake up!" when you should be getting ready to sleep. (2:50 min.)

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It’s in our tap water, toothpaste and even in tea. Fluoride has helped reduce cavities in children for decades but some worry that fluoridated drinking water can lead to health issues. What is the verdict of the scientific community? (3:14 min.)

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In people with synesthesia, stimulating one sense leads to the stimulation of another. Letters might always have a certain colour, or subway stations might have a taste!

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I’m the Director of CanChild. I’m also Professor in the Department of Pediatrics and hold the Scotiabank Chair in Child Health Research at McMaster University.

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Here’s a conundrum: Identical twins originate from the same DNA ... so how can they turn out so different — even in traits that have a significant genetic component? (5:02 min.)

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Your cells may be tiny, but they can do some pretty complex tasks to keep you alive. That’s because your cells, like the cells of every living organism, have specialized proteins constantly hard at work.

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Chocolate doesn’t necessarily cause acne. And it has some health benefits that might surprise you. It all comes down to understanding what’s in chocolate and how it affects your body.

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I am a third year undergraduate student in Integrated Science.

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I use my understanding of functional human anatomy and body mechanics to help diagnose and treat issues with muscle, joints and nerves.

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If you get seasick, it’s probably because what you see doesn’t match what you feel. So to understand motion sickness, you need to understand how your body senses motion.

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