Health Caffeine Timing Study Reveals 3-Hour Cut-Off for Better Sleep by Health Editor — Dr. Nadia Rowe June 8, 2026 by Health Editor — Dr. Nadia Rowe June 8, 2026 Love coffee? Lede block A 2026 meta-analysis of sleep studies confirms that cutting off caffeine intake by 3 hours … 0 FacebookTwitterPinterestEmail