Table 1

History of sleep medicine

Phase 1Prehistoric
Phase 21952–1970 Exploring sleep; discovery of REM; journey through the night
Phase 31971–1980 Extending medical practice to include the sleeping patient; understanding the determinants of daytime alertness
Phase 41981–1990 New treatments; expanding and organising sleep medicine; operational and public policy implications
Phase 51991–2000 Bringing the diagnosis and treatment of sleep disorders into the mainstream of society and the health care system