Scientists can trace how humans migrated across the world through the thousands of microscopic bugs laying eggs in your face

• Face mites live on nearly everyone — studies suggest practically every adult on the planet has thousands of them.
• These microscopic bugs suck oil and cell material from your pores, and lay eggs in your hair follicles.
• Typically, they're harmless and unnoticeable, but in extreme cases, they've been associated with a skin disorder called rosacea.

Following is a transcript of the video.

There's a creature scurrying across your face. Right now. Yes, you.

And at some point, maybe now, maybe in a few days, it's going to find a nice cozy pore in your skin, and lay a single, enormous egg.

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• There's a dark side to AI in healthcare

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