Sleeptime Publications

Boost Your Brain & Sleep Better—Two Powerful Sound Therapies in One Audiobook.
Struggling with mental fog, restless sleep, or constant distractions? This 2-in-1 audiobook combines 40 Hz brainwave therapy and white noise to enhance cognitive function, improve focus, and promote deep, uninterrupted rest.
Two Proven Sound Therapies—One Powerful Solution.40 Hz Brainwave Therapy • – Linked to 
memory, learning, and neural health • , this frequency helps strengthen brain connections. Research in the 
Journal of Alzheimer’s Disease • found that 
40 Hz sound waves improve memory and cognitive function • .
White Noise • – Creates a 
consistent sound environment • that masks background noise and promotes deep sleep. Research in 
The Journal of Cognitive Neuroscience • found that 
white noise stabilizes sleep • , while 
Scientific Reports • confirms that 
nature-based white noise reduces stress and lowers cortisol levels • .
Simply Press Play and Let the Sounds Work for You.
Inside you’ll experience:

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40 Hz brainwave therapy and white noise • for enhanced focus and deep sleep
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Scientifically backed sound therapy • to support memory and mental clarity
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A natural way to block distractions and reduce stress • ✅ 
A deeply immersive sound experience • to help you wake up refreshed
Strengthen Your Mind and Sleep Better—Effortlessly.
Sharpen your focus and improve your rest with this brain-boosting sound therapy. Press play now and let the power of 40 Hz and white noise transform your sleep.

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