# Physical Activity, Diet Composition, and Obesity

Department of Health and Human Services Physical Activity, Diet Composition, and Obesity 1993 National Institutes of Health. National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK). Weight-control Information Network (WIN). James O. Hill, Ph.D. 80 min. 1993. Discusses the research involved in manipulating diet composition and physical activity and observing the effect on body composition and body weight.

- Kind: Educational
- Year: 1993
- By: Department of Health and Human Services
- Genres: Education
- Archive: [Internet Archive](https://archive.org/details/gov.nih.niddk.win.1993.hill)
- Licence or status: [CC0 1.0](http://creativecommons.org/publicdomain/zero/1.0/) (as the archive states it)
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

Not offered: its uploader or archive marks it public domain, and nothing the site holds bears that out (its record gives no year, or a year from 1978 on, which no US term has left), so where it is free is not known. Unclear is not offered.