Health claim
“Limit caffeine intake after 2 p.m. to prevent sleep disturbances later that night.”
Claim checked — strong evidenceMedium risknutrition
Evidence Summary
Multiple well-designed studies consistently support this claim.
Research consistently links caffeine consumption within 6 hours of bedtime to longer sleep latency and reduced total sleep time.
Extracted from
What to avoid before bedtime to optimize your sleep - with Dr. Andrew HubermanGenius Health
The video outlines simple habits to avoid before bedtime in order to improve sleep quality, featuring insights from Dr. Andrew Huberman.
Watch breakdown →