Why Can't You Sleep?
Understanding the common causes of insomnia and sleep problems - and how to fix them.
Common Reasons You Can't Sleep
Screen Time
Blue light from phones/computers suppresses melatonin production, tricking your brain into thinking it's daytime.
Caffeine Too Late
Caffeine has a half-life of 5-6 hours. Afternoon coffee can still be in your system at bedtime.
Stress & Anxiety
Racing thoughts and elevated cortisol keep your nervous system in "fight or flight" mode instead of rest.
Irregular Schedule
Inconsistent sleep times confuse your circadian rhythm. Your body doesn't know when to produce melatonin.
How Our AI Analyzes Your Sleep Patterns
When you track sleep consistently, our AI identifies root causes:
- Time patterns: What time do you usually struggle? Early night insomnia vs. waking too early.
- Correlation factors: Does sleep worsen after caffeine, alcohol, late meals, or stressful days?
- Quality vs. quantity: Are you sleeping enough hours but still tired? This suggests poor sleep quality.
How to Sleep Better Tonight
Set a consistent sleep schedule
Go to bed and wake up at the same time every day - even weekends.
Create a wind-down routine
30-60 minutes before bed: dim lights, no screens, relaxing activities.
Optimize your bedroom
Keep it cool (65-68°F), dark, and quiet. Reserve it for sleep only.
Cut caffeine by 2PM
No coffee, tea, or energy drinks in the afternoon or evening.
Limit alcohol
Alcohol helps you fall asleep but disrupts sleep quality later at night.
Exercise - but not too late
Regular exercise improves sleep, but finish workouts 3+ hours before bed.
Frequently Asked Questions
Why can't I fall asleep even when I'm tired?
This often happens due to racing thoughts, too much screen time before bed, caffeine late in the day, or an irregular sleep schedule. Your body may be tired but your mind is still in 'awake' mode.
Why do I wake up at 3am every night?
Waking at the same time nightly often relates to stress hormones, blood sugar drops, alcohol wearing off, or your body's natural sleep cycles. Tracking can help identify the cause.
How long should it take to fall asleep?
Healthy sleep latency is 10-20 minutes. Falling asleep instantly may indicate sleep deprivation. Taking more than 30 minutes regularly may indicate insomnia.
Is it okay to take sleep aids every night?
Over-the-counter sleep aids are not recommended for long-term use. They can cause dependence and don't address underlying issues. Consult a doctor for persistent insomnia.