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Lucky sleeper
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★★★★★ Life changing tech — SleepMapper · US
Truly life changing. Deep sleep is something many of us lose as we age. A little research into deep sleep and the glymphatic system will tell you just how import that part of sleep is to our brain’s health. The SmartSleep headband has definitely increased my deep sleep over the past two years. I’m over 50 now but rack up 70-80 minutes each night compared with perhaps 45 when I started. I’m also an aerospace engineering executive and I can tell you I strain with a poor night’s sleep but after a n