Same Team Learning Sheet

Sleep. Rest. Restore.

Quality sleep is the foundation of mental health, emotional regulation, and neuroplasticity. Build your practice from the ground up.

Why This Matters

Sleep is when your brain consolidates memories, processes emotions, and repairs itself. Without it, even the best insights struggle to take root.

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The Science

Glymphatic System: Your Brain's Cleaning Crew

During deep sleep, your brain activates the glymphatic system — a waste-clearance network that flushes out toxic proteins like beta-amyloid (linked to Alzheimer's). This system is nearly 10x more active during sleep than wakefulness. Your brain literally shrinks its cells by ~60% to make room for cerebrospinal fluid to wash through. Without quality sleep, these toxins accumulate. Sleep isn't downtime — it's maintenance.

  • Keep a consistent scheduleGo to bed and wake up at the same time every day — including weekends. This anchors your circadian rhythm.
  • Make your room dark, cool, and quietAim for 60–67°F (15–19°C). Use blackout curtains, earplugs, or a white noise machine if needed.
  • Cut screens 30–60 minutes before bedBlue light suppresses melatonin. Switch to a book, gentle music, or journaling. If you must use screens, wear blue-light blocking glasses — they've been shown to preserve melatonin production.
  • Limit caffeine after noonCaffeine has a half-life of 5–7 hours. That afternoon coffee is still in your system at midnight.
  • Avoid heavy meals before bedEat your last large meal 2–3 hours before sleep. Light snacks are fine if you're hungry.

Tap to explore intermediate practices →

  • Build a 30-minute wind-down ritualReading, light stretching, warm bath or shower — signal to your body that it's time to shift gears.
  • Use your bed only for sleepDon't scroll, work, or watch TV in bed. Train your brain to associate bed with rest.
  • If you can't sleep after 20 minutes, get upGo to another room and do something calming. Return when you feel sleepy. This prevents frustration loops.
  • Keep naps short and earlyIf you nap, keep it under 30 minutes and before 3 PM to protect your nighttime sleep drive.
  • Practice progressive muscle relaxationSystematically tense and release each muscle group from toes to head. It quiets the nervous system.

Tap to explore advanced practices →

  • Keep a sleep diary for 2 weeksTrack bedtime, wake time, caffeine, alcohol, exercise, and how you feel. Look for patterns.
  • Try sleep restriction therapyLimit time in bed to actual sleep time, then gradually increase. Improves sleep efficiency dramatically.
  • Optimize your light exposureGet bright light (ideally sunlight) within 30 minutes of waking. Dim lights in the evening.
  • Know when to seek helpIf sleep hygiene isn't working, screen for sleep apnea, restless legs, or other disorders with your doctor.

“Sleep is the single most effective thing you can do to reset your brain and body.”

— Matthew Walker, PhD