What to do about sticking to a sleeping pattern?

Commit to it.: 1. Keep regular bed ; wakening time (includes weekends). Get up same time daily. 2. Make a regular, relaxing bedtime routine: warm bath or shower, aromatherapy, reading, or listening to gentle music. 3. Sleep in dark, quiet, cool room w comfortable mattress ; pillows. 4. Use bedroom only for sleep ; sex. Put work materials, computers, ; tvs in another room. 5. Finish eating at least 2-3 hrs.