Human Body
Exploring "Why" questions about Human Body
481 articles
Why does meningitis always seem to kill people who are college aged and otherwise healthy?
Bacterial meningitis is *extremely* deadly, able to kill in less than a day, often under 3 days. You often hear of it in college students simply because they are more exposed to the infection, as bact
Why is there a static sound when you unplug earphones from your device?
When the headphone connector is all the way in, there are three metal contacts that line up with three metal contacts inside the device. As you slide the plug in or pull it out, the contacts touch the
Why did early pistol and musket designs have such unergonomic looking grips?
Ergonomics as a science hadn't been invented yet, and guns were mostly handcrafted pieces, so each gunsmith was kind of just doing his own thing. Ergonomics also isn't all that important when you have
Why didn’t our taste buds evolve to make healthy foods taste good?
fatty foods are high in calories. you need ALOT of calories to survive. you need relatively few vitamins to survive.
Why do some people scream when they sneeze?
Could be cultural ties. Even the way people sneeze is influenced. Culturally and ethnically.
Why does your skin heal faster at night than during the day? May it be for cuts, wounds, spots, acne etc…
Because your body's resources aren't dedicated to moving you around, talking, seeing, etc. Also because you're not moving around, touching your injuries and generally making things worse.
Why are dreams so much more vivid if you wake up during them?
Your brain actually tries to forget dreams. Most people have more than three per night, and forget most of them. If you wake up during a dream, your brain hasn't had time to try to forget it.
Why do you see the red/green/blue lines when you move your eyes back and forth while looking at a video from a projector?
Those different color lines make the picture. When you look without moving your head, the lines blend together to make all the different colors. These lines are projected one after another.
Why is it that we sometimes remember seemingly insignificant things we don’t try to remember. ex: when I was 6 I specifically remember tying my shoe on my birthday, but I don’t remember anything el…
They're called flash memories, it's when something significant happened to you ( or at least you perceived it as important ). It's the same as "that one time I accidentally shit myself before school i
why are are Americans so precious over their right to bear arms?
Precious? Is that the adjective you meant to use? Your question is pretty loaded by the way.