Best Sleep Schedule by Wake-Up Time: Bedtime Charts for Every Age
Find your ideal bedtime and wake-up time by age with free sleep schedule charts — plus worked examples for professionals, students, night owls, and shift workers.
Read Article →Sleep Calculator Blog — Bedtime & Sleep Cycle Guides
Science-backed articles on sleep cycles, bedtimes, and building better sleep habits — free tools and guides for every age.
Sleep Schedule
Sleep Science
Why Do I Wake Up Tired? 10 Possible Reasons & What to Do
Why do you wake up tired even after 8 hours? 10 real reasons — sleep debt, irregular schedule, poor sleep quality, stress, caffeine, and more — plus fixes that work.
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Kids & Teens
Sleep Calculator for Kids — Bedtime by Age 2026
Find the perfect bedtime for your child based on their age. Covers infants, toddlers, school-age kids, and teenagers. Free tool + AASM guidelines.
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Shift Workers
Night Shift Sleep Schedule — Best Sleep & Wake Times 2026
Best sleep and wake times for 8 and 12-hour night shifts. Science-backed tips for nurses, factory workers and night owls. Includes free tool.
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