Q J Med 2000; 93: 385-387
© 2000 Association of Physicians
Correspondence |
Seasonal variation in coronary heart disease and seasonal mood changes
Section on Biological Rhythms, National Institute of Mental Health, Bethesda MA, USA
Sir,
I read with interest two articles on seasonal variations in coronary heart disease that were recently published in your journal.1,2 I would like to offer a comment related to these papers.
Coronary heart disease shows a winter peak and summer trough in incidence and mortality.13 For example, a recent observational study suggests that there is a seasonal occurrence of acute
References
Thrombosis Research Institute, London