Abstract
YOUNG female ballet dancers attending professional schools or dancing in companies in which thinness is much admired restrict their food intake and are highly active.1 The unusual eating habits and levels of activity of some of these dancers have been related to lack of menstrual cycles.1 Amenorrhea and late menarche among girls and women with average activity levels are associated with undernutrition2 and weight loss in the range of 10 to 15 per cent of the normal weight for height35; such weight loss apparently reduces the fat/lean ratio to less than a critical level.3 We report here on 89 . . .
Highlights
This article was downloaded from Harvard University's DASH repository
The New England Journal of Medicine Downloaded from nejm.org at Harvard Library
other uses without permission
Summary
The Harvard community has made this article openly available.
Sign-in/Register to view highlights & summary Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
