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Article: don't sweat it questions.(Daily Break)
- Article from:
- The Virginian-Pilot (Norfolk, VA)
- Article date:
- June 18, 2007
CopyrightCOPYRIGHT 2007 The Virginian Pilot-Ledger Star. All rights reserved. Reproduced with the permission of the Dialog Corporation by Gale Group. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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McClatchy Newspapers
1. Why do I feel like a human salt lick after exercising?
That's because sweat is composed primarily of water, potassium and salt (a mix of sodium and chloride), as well as minuscule amounts of a few other things. The ratio of those components varies from person to person, and your body adjusts that ratio depending on the fluctuation of its levels of water, potassium and salt.
Sweat glands draw fluid from the bloodstream and pass the water to the surface. They normally reabsorb salts and recycle them back into the bloodstream. But during heavy sweating, they can't keep up with the flow, and large amounts of salts slip past them and escape the ...