Set your sleep goal, enter where you're starting from, and get a realistic week-by-week improvement plan with milestones.
Sudden large changes to sleep schedules — going from 6 hours to 8 hours overnight — are rarely sustainable. The most effective sleep improvement approach mirrors other habit change research: small, consistent increments of 15–30 minutes every 1–2 weeks allow the body to adapt while building the behavioral and environmental changes that support the new schedule. Most people can move from 6 hours to 7.5 hours within 4–6 weeks using this graduated approach.
The most important lever: fix your wake time first and work backward. A consistent wake time anchors the entire circadian system and allows bedtime to naturally shift earlier over 1–2 weeks as sleep pressure builds at the appropriate time. Many people who have struggled with early bedtimes for years find them easy to achieve once a consistent wake time is established.