The Answers To 8 Burning Questions About Your Face

The Answers To 8 Burning Questions About Your Face

There's a lot happening on your face. You're mouth and nose are breathing, your eyes are blinking, your skin is generating oils ... it's a busy place! But have you ever stopped to wonder why you have two nostrils? And what about eyebrows--what are THEY for?

02:49

Key Facts In This Video

  • 1

    About 8 out of 10 people have a nasal cycle, wherein one nostril is more swollen than the other. (0:30)

  • 2

    The nasal cycle allows the tiny hairs in the body's respiratory tract, called cilia, to recuperate. (1:12)

  • 3

    The nasal cycle increases the range of odors a nose can smell. (1:57)

02:52
04:32

Key Facts In This Video

  • 1

    The vitreous in your eye is about 99% water and 1% collagen. (1:01)

  • 2

    Eye floaters are neutrally buoyant, so they don't actually float. (1:52)

  • 3

    Multiple new eye floaters and bright flashing lights could be symptoms of a retina that's about to detach. (3:20)

09:23

Key Facts In This Video

  • 1

    One nostril inhales and circulates air more efficiently than the other. (0:41)

  • 2

    Our bodies must constantly adjust how much smell we take in at once, as not to overload our senses. (4:47)

  • 3

    Smell and memories are closely linked. (5:34)

03:39

from ASAPScience

02:41

Key Facts In This Video

  • 1

    The black spots on your nose aren't blackheads. (0:14)

  • 2

    Sebaceous filaments are collections of oil and dead skin that build up around tiny hair follicles. (1:18)

  • 3

    Squeezing blackheads out can cause inflammation, infection, and scarring. (2:00)

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