Human Body
Exploring "Why" questions about Human Body
481 articles
Why do I always wake up early after a night of hard drinking?
It also messes with your sleep cycle. I'm afraid I can't remember exactly how it goes about doing this, but I saw a documentary where the person who the sleep-scientists gave several large glasses of
Why do dogs throw up when they’re hungry?
I guess you have never been really hungry. Not an insult I just mean humans do the same thing its just we can just feed our selves or drink water or something to stop the hunger before it gets to that
Why is disinfecting wounds painful?
There's two main reasons. First, the wound is sensitive, as that part of the body has been damaged and is screaming at your brain to start taking damage control steps. Putting anything in an open woun
why does ice stick to an empty cup when you’re trying to get it in your mouth?
When the ice cube melts, some water will stay surrounding the cube, "connecting" it to the cup, sorta like a vaccum.
Why does our body seem like it’s exhausted when we oversleep?
REM cycles. You oversleep, and your body's internal clock (regulates daily processes) gets screwed up so it rolls over to the next cycle and thinks you need to sleep. We need sleep to give our bodies
Why does brushing one’s teeth completely RUIN orange juice immediately afterward?
Most toothpaste has a chemical in it called SLS, which is what makes the toothpaste foamy. SLS temporarily blocks your tastebuds from being able to taste "sweet" well. It also removes fat.
why is my earliest memory not from birth or a little after birth?
Your brain is not finished developing until further age. By the time of your birth your brain still lack the cognitive ability to store memories. It is not until further age you get some of the brain
Why do school buses have to always stop before railroads on open up to doors to listen? If the gates are up, it should be clear.
Because the gates do not always work, not all rail crossings have gates, and the gates do not always deploy long enough before a train passes for larger slower vehicles to get across should they have
Why do guys feel it in their stomach when they get hit in then balls?
In humans, the testicles start out life in the abdomen and descend through its lower wall, eventually ending up external to the body. This gives them a number of connections to the abdomen; they're ba
why do we sometimes wake up accidentally when our bodies are still obviously tired?
It's more important to be able to respond to threats than to get a good night's sleep, and while modern life may be safe, this was not always the case.