This chapter explores the speaker's recent sleep quality tracking, highlighting factors affecting sleep, such as caffeine intake, stress levels, and physical activities. The impact of caffeine on sleep is discussed as a key finding.
Tracked sleep quality for 10 days, rating sleep from 1 to 10.
Identified caffeine consumption (especially matcha) as a significant negative factor.
Noted the importance of recording factors influencing sleep quality for better understanding and improvement.