We're unable to sign you in at this time. Please try again in a few minutes.
We were able to sign you in, but your subscription(s) could not be found. Please try again in a few minutes.
There may be a problem with your account. Please contact the AMA Service Center to resolve this issue.
Contact the AMA Service Center:
Telephone: 1 (800) 262-2350 or 1 (312) 670-7827  *   Email: subscriptions@jamanetwork.com
Error Message ......
Article |

Winter Births and Seasonal Affective Disorder

William Ulwelling, MD, MPH
Arch Gen Psychiatry. 1985;42(1):105-106. doi:10.1001/archpsyc.1985.01790240107015.
Text Size: A A A
Published online


To the Editor.—  In their article entitled "Seasonal Affective Disorder: A Description of the Syndrome and Preliminary Findings With Light Therapy,"1 Rosenthal et al noted a (relative) maximum number of late spring and summer birth dates among their patients' children. As expected, this was approximately nine months after the patients' depression-free interval in June through August. If some of the patients' parents had seasonal affective disorder (SAD) (17% of the firstdegree relatives reportedly did), an increase in the number of spring birth dates among the patients might likewise be expected.My hypothesis, however, is that an excess of winter birth dates will be found among such patients. In a recent review of 31 season-of-birth studies of psychiatric patients, I concluded that there was a highly significant excess of winter births among patients with affective disorder (W.U., unpublished data). The hypothesized reason was that postnatal light conditions in winter represented


Sign in

Purchase Options

• Buy this article
• Subscribe to the journal
• Rent this article ?

First Page Preview

View Large
First page PDF preview





Also Meets CME requirements for:
Browse CME for all U.S. States
Accreditation Information
The American Medical Association is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians. The AMA designates this journal-based CME activity for a maximum of 1 AMA PRA Category 1 CreditTM per course. Physicians should claim only the credit commensurate with the extent of their participation in the activity. Physicians who complete the CME course and score at least 80% correct on the quiz are eligible for AMA PRA Category 1 CreditTM.
Note: You must get at least of the answers correct to pass this quiz.
Please click the checkbox indicating that you have read the full article in order to submit your answers.
Your answers have been saved for later.
You have not filled in all the answers to complete this quiz
The following questions were not answered:
Sorry, you have unsuccessfully completed this CME quiz with a score of
The following questions were not answered correctly:
Commitment to Change (optional):
Indicate what change(s) you will implement in your practice, if any, based on this CME course.
Your quiz results:
The filled radio buttons indicate your responses. The preferred responses are highlighted
For CME Course: A Proposed Model for Initial Assessment and Management of Acute Heart Failure Syndromes
Indicate what changes(s) you will implement in your practice, if any, based on this CME course.


Some tools below are only available to our subscribers or users with an online account.

0 Citations

Sign in

Purchase Options

• Buy this article
• Subscribe to the journal
• Rent this article ?

Related Content

Customize your page view by dragging & repositioning the boxes below.