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Posts tagged nerves

August 17, 2011


fingertips with a rainbow

You’re Getting On My Nerves! What Is The Two-Point Threshold?

Try this interesting experiment! This psychological phenomenon is known as the two-point threshold, and it can be used to test for nerve damage.

April 6, 2011


statue staring at the sun

Why Do I Sometimes See Tiny Moving Dots?

Those tiny dots are actually blood cells moving in the retina of your eye.

January 25, 2011


Children's painted handprints

Why Do My Hands And Feet Sweat So Much?

Why do hands and feet sweat so much? How do hormones and the nervous system control the body's cooling system?

March 29, 2010



Why Do Our Hands Have A Nervous Tremor?

Why does your hand shake from time to time? What causes this reaction?

August 21, 2009


A man's veiny arm

When Your Arm Falls Off

Why do arms sometimes fall asleep and why do they start to tingle?

November 14, 2008



Rub-a-Dub-Dub—but Why Do We Rub?

What is the next thing you do after you cry a little and flinch -- well rub the area where you got the ouch? Why do that?

May 23, 2006



Pain in the Wallet

A wallet can get stuffed pretty quickly. However, for their health they should really slim it down.

January 22, 2006



Putting the Freeze on Brain Freeze

If you had to guess the most common cause of headaches, would you ever suspect the culprit is ice cream?

June 3, 2005


The Jalapeno Blues

How can something that’s not hot in temperature produce the same reactions as something that is hot? Learn more on this Moment of Science.

February 10, 2005


Controlling Brain Pain

Great news for those of you who suffer from chronic migraines. Doctors at Northwestern Memorial have come up with a surgery to help control pain in the brain!

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