The secrets of sleep
It's a mystery, but it clearly makes us smarter and healthier
By Nell Boyce and Susan Brink
Posted 5/9/04
Page 7 of 7
THE RHYTHMS OF HEALTH AND DISEASE
During the 24-hour cycle of light and dark, there are times at which the human body is most at risk for certain medical maladies and events.
Midnight 12
Ulcer crises
2 a.m. Hormonal levels use
6 a.m. Heart rate, blood pressure begin to surge
Migraine headache
Stroke, Heart attack, chest pain
12 Noon
3 p.m.
Respiratory rate climaxes
4 p.m.
Body temperature, blood pressure rise
6 p.m.
Urine output peaks
Cerebral hemorrhage
Intractable pain
Sources: Block Center for Integrative Cancer Care, M.H. Smolensky
Rod Little--USN&WR
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