Shocking Facts About the Human Body
Shocked? But this is the reality. 50% of women contain a 4th color receptor in their eyes in addition to the normal 3, and can thus distinguish between more colors. As an example of how this works, where most of us may look at a rainbow and see seven colors, a lucky lady with that fourth receptor will actually be able to make out 10
#9 It can take 4-15 months for your blood vessels to fully recover from a sunburn
Do you love your skin. If yes then make sure that you protect it from a sun burn. Don't go outside without sunscreen! You've probably heard people tell you this all your life, but this is just another reason you should really listen to them. Your body might still be recovering from that bad burn you got last summer when next summer rolls around!
#8 Part of the reason you can't open your eyes when you sneeze is because sneezes regularly exceed 100 mph
It's like every time you sneeze, you're shooting an MLB-quality fastball out of your mouth! Also, this is where we make the customary request for you to PLEASE not try to open your eyes while sneezing.
#7 Heart attacks are most likely to happen on a Monday
I know its hard to believe but this fact is brought to you by a 10-year study in Scotland, finding that 20% of all heart attacks happen on Mondays. It could be due to drinking, or the unhappiness of going back to work, or the stress of going back to work. In any case, always make sure your lifestyle is healthy for you!
#6 The acid in your stomach is strong enough to dissolve razor blades
Our body system is really complex. Infact, with respect to the above mentioned heading, think of how tough the lining of your stomach must be, then! Note: We do not encourage anyone reading this to try swallowing razor blades, and in fact would request that you avoid doing so.
#5 If you could stretch out all of a human's blood vessels, they would circle the world twice
No doubt that this is very creepy but true. That comes out to 60,000 miles, just so you know! Though why anyone would ever actually want to do something like this is beyond us.
#4 The surface area of a human lung is equal to that of a tennis court
How long is the tennis court according to you? Definately not more then the surface area of a human lung. In order to more efficiently oxygenate the blood, the lung's surface area needs to be maximized so that it can accommodate as many blood vessels as possible. Must be wrapped pretty tight in there!
#3 Everyone has a unique scent, and family members tend to smell similar.
Smell is another distinctive quality iin human beings. Smells are a pretty complicated and nuanced thing, as they can be decided by a mix of genetics, hygiene, and diet, among other variables. In case you're wondering, yes; identical twins tend to smell almost identical to one another as well!
#2 The human brain can hold 5 times as much information as the Encyclopedia Britannica
The current estimate for memory capacity comes out to somewhere between 5 and 1000 terabytes of storage, which is absolutely incredible. Next time you complain that you don't have any more space in your brain while studying, remember this fact!
#1 Every year your body replaces 98% of your atoms
Nowhere comes the most shocking fact about our body. Every year your body replaces 98% of your atoms. Just think about this one while looking at yourself in the mirror every morning! You might look the same and feel the same, but on a molecular level you are almost a completely different person than you were a year ago! isn't it insane?
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