Why You Wake Up Tired Even After 8 Hours
Clock hours in bed and actual sleep quality are not the same. These are the most common reasons why sufficient time in bed still leaves you exhausted.
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Category: Sleep Health
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Creating a Sleep-Friendly Bedroom Environment
Your sleep environment directly affects how quickly you fall asleep, how deeply you sleep, and how often you wake. These are the most impactful changes.
Caffeine and Sleep: How Long It Really Stays in Your System
Caffeine has a half-life of five to seven hours, meaning a 3 PM coffee still has half its stimulating effect in your system at 10 PM.