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Dr. Eddie Chang: The Science of Learning & Speaking Languages
Huberman Lab
Do We Need a White Noise Generator to Help Our Children Sleep?
Sound exposure significantly shapes brain development and auditory processing from early life, even in utero. Children raised in noisier environments, such as cities or homes filled with shouting, may develop different neural networks compared to those in quieter settings. The debate around using white noise machines for infants raises concerns about their impact on auditory development. While these machines can help soothe babies to sleep, it's important to consider that continuous exposure to white noise may not be natural and could inhibit the maturation of the auditory cortex. Although studies specifically examining the effects of white noise on infants' sleep development remain scarce, animal research suggests that prolonged exposure to disorganized sounds can negatively affect brain development. Therefore, while white noise may provide immediate relief for tired parents, the long-term consequences on normal auditory processing and brain development warrant cautious consideration.
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