FREE NEJM E-TOC    HOME   |   SUBSCRIBE   |   CURRENT ISSUE   |   PAST ISSUES   |   COLLECTIONS   |   Search Term  Advanced Search

Sign in | Get NEJM's E-Mail Table of Contents — Free | Subscribe

Previous Volume 328:1850-1851 June 24, 1993 Number 25 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

	Full Text Purchase this article Add to Personal Archive Add to Citation Manager Notify a Friend E-mail When Cited Related Article by Somers, V. K.

To the Editor: Somers et al. (Feb. 4 issue)¹ found that rapid-eye-movement (REM) sleep is associated with profound sympathetic activation in normal subjects. Because sleep cycles change with aging, the hemodynamic and sympathetic changes found during REM sleep in these subjects, whose mean age was 25 years, cannot be extrapolated to explain ischemic events that occur in much older patients. If such sleep-related changes were also found in older people, this might help clarify the higher-than-expected incidence of myocardial infarction and stroke in the morning hours. There is, however, a more likely explanation for this phenomenon. The ischemia may have . . . [Full Text of this Article]

References

HOME  |  SUBSCRIBE  |  SEARCH  |  CURRENT ISSUE  |  PAST ISSUES  |  COLLECTIONS  |  PRIVACY  |  HELP  |  beta.nejm.org Comments and questions? Please contact us. The New England Journal of Medicine is owned, published, and copyrighted © 2008 Massachusetts Medical Society. All rights reserved.