Sleep deprivation, sleep hygiene and improvement

What this note covers

1. Sleep deprivation differs in amount, duration and timing
2. Partial deprivation disrupts mood, attention, reflexes and vision
3. Chronic deprivation is associated with broader health risks
4. Sleep hygiene targets devices, schedules and the environment
5. Improvement studies need credible comparisons and follow-up
6. Interpret sleep improvement as evidence, not personal diagnosis

6 sections · 10 key terms & formulas · 6 common mistakes