8/3/2010

Why Do Our Bodies Do That?

Why Do Our Bodies Do That?

Our bodies are wonderful but just a little strange sometimes. You know what we mean—haven’t you ever wondered why those little bumps pop up when we’re cold and why we have an appendix? We decided to see what answers we could find for all those body mysteries.

Goose bumps. When we’re cold or afraid, a tiny muscle at the base of body hair contracts causing the skin around the hair to pucker into a mini-hill. Leftover from our cavewoman days, this automatic reflex would warm our bodies if we had as much hair as our cavewoman predecessors. Like a cat, those hairs standing on end made prehistoric ancestors look more intimidating to predators, which also explains why we get goose bumps at scary movies.

Tears from onions. Gas released from onions floats to our eyeballs and reacts, producing a mild form of acid. Tears are just the body’s way of flushing out the nasty stuff. Here’s a little hint: Put the onion in the freezer before slicing. That’ll reduce the amount of those gases.

Cracking joints. When two bones are connected, like in the knuckles, they come together inside a capsule that contains fluid and dissolved gases. When you stretch your fingers, you force those gases to escape, making that crunchy sound. The bottom line: There’s no harm in cracking your knuckles. And if you hear cracks when doing yoga, it might actually mean you’re pretty flexible.

Ears that keep growing. It’s weird but true. Up until about 10 years old, ears grow quickly, then they settle down to a superslow pace. But they don’t stop. (It’s just the outer ear that continues expanding, not the inner part with the ear canal.)

Pins and needles feeling. When your foot, arm, or even butt “falls asleep,” it means that you’re positioned in a way that cuts circulation to a nerve, blocking the signals to the brain. Once you scoot over, you’ll feel the tingling, which is the messages going back to the brain. (If you don’t feel the tingling when you readjust or this starts happening more often, it could signal a problem worth getting checked by a doctor.)

Side stitches. When you run or laugh a whole lot, you’re gulping in air—pushing down on the diaphragm. At the same time, your abdominal muscles contract and push up on the diaphragm. When it happens again and again, the result is that pain in the side. Focusing on slow, deep breathing can settle it down.

The existence of the appendix. Researchers think they’ve finally figured out exactly what the appendix does. Evidently, it produces gut-protecting good bacteria, like the kind found in yogurt. But it’s still not crucial—so don’t worry if you’ve had yours removed.

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65 posts
Erna

interesting facts and thank you for sharing

posted on 7/30/2010

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70 posts
Marie

CryThose onionswill get you everytime.  Thanks for the tip !!!

posted on 7/30/2010

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65 posts
Erna

you can chew some gum.........unning water over the knife after you slice it each time

posted on 7/30/2010

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65 posts
Erna

  • Erna said:
    you can chew some gum........ running water over the knife after you slice it each time


posted on 7/30/2010

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7 posts
Tanya

Erna you have the right idea i believe...
There are 2 methods to curing the oh-so-dreadful onion tears:
1.  Chew some gum as you chop up the onion or 
2.  Hold the onion below running water (the kitchen sink) as you chop it up.  You can of course move out from under the water to drop the sliced pieces into the bowl or pan or what not, but just remember to get back under the running water before you resume chopping!
Laughing

posted on 7/31/2010

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2 posts
Margaret

Best tip I recieved in Home Ec. 1960 somrthing... when cutting an onion, Keep your mouth closed,don't talk. You can also hold a tooth pick between your lips.

posted on 7/31/2010

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23 posts
Ruth

i don't use a lot of onion when i cook. i do buy a bag of frozen, chopped onions. when on sale, the price is around the same as a fresh onion. since i don't use them much, i can just pull out what i need. before that i would buy  an onion and either give most of it to a neighbor/friend or throw it out as it spoiled because i forgot about it.

posted on 8/1/2010

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18 posts
Lisa

thanks for all the useful information!!!!!!!!!!!!!!!

posted on 8/2/2010

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23 posts
Elizabeth

Very interesting - enjoyed reading "Why Do Our Bodies Do That".

posted on 8/2/2010

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5 posts
Erica

Cool. Now can somebody tell me why a shoe is called a shoe? My grand daughter asked me. She actually made a good joke too. Is it because you take of the shoe and go...shew?

posted on 8/2/2010

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91 posts
Terry

Thanks,lot of onion feedback here!!

posted on 8/3/2010

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30 posts
Latoya

Very informative!

posted on 8/3/2010

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6 posts
Renee

Thank you for the info. I get goose bumps all the time when I'm sick :(!

posted on 8/3/2010

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2 posts
Pamala

the onion thing if you wear contacts you won't cry.

posted on 8/3/2010

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8 posts
GAIL

great information, keep them coming! Thanks

posted on 8/3/2010

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48 posts
Gabrielle

I will definitely try the tip regarding the onion.  I am so sensitive to them!

posted on 8/3/2010

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12 posts
Dawn

Nice onion tips... I never would have thought about chewing gum  I will definately try tho.

posted on 8/3/2010

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6 posts
Jen

Loved these factoids. Thanks!

posted on 8/3/2010

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10 posts
Kris

Wow...I learned two new things today!!! What causes side stitches and that ears continue to grow. Interesting facts!

posted on 8/3/2010

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46 posts
Camilla

huh!  Who knew!  Interesting facts!

posted on 8/3/2010

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22 posts
Amanda

Sometimes I wish I still had the cavewoman hair covering!  It is always so cold in my office,  goosebumps all day everyday...

posted on 8/3/2010

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7 posts
Eileen

Interesting facts. I like to learn about the body.

posted on 8/3/2010

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287 posts
Brianna

I hope my ears do not keep growing! As for the onions - just use a chopper - either electric (food processor will work) or manual; because the onion is in an enclosed container, you won't be exposed to the gases.

posted on 8/3/2010

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3 posts
Lorrie

fun facts are great for conversation too

posted on 8/3/2010

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63 posts
Stephanie

These were a nice change of pace. The facts were interesting and things I wanted to know, but would have never looked up Sealed

posted on 8/3/2010

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