Available online
| Series: | Ever wondered? |
|---|---|
| Published: | 2000 |
| Rights Statement: | |
| Restrictions on use: | |
| Duration: | 00:24:02 |
| + Show more... | |
| Producer: | Lisa MacHale |
| Contributors: | Edward Enfield; Cathy Groves; T. B. L. Kirkwood; Penny Smith |
| Publisher: | BBC Open University |
| Keyword(s): | 24 hour society; Ageing; Circadian rhythm; Exercise; Internal body clock; Memory; Sleep; Trees |
| Master spool number: | DOU10218 |
| Production number: | FEUP613N |
| Videofinder number: | 6936 |
| Available to public: | no |
