Sensory Deprivation has been around since the 50's but has only become mainstream in the last 5 years. As of 2010 there was about 50 sen...
Sensory Deprivation has been around since the 50's but has only become mainstream in the last 5 years. As of 2010 there was about 50 sensory deprivation centers in the US, in 2018 the number is now closer to 400.
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