The crux of Dr. Gundryâs method stems from his research that started years ago at Yale University - that our mind and body are locked into an eons-old âcomputer programâ that is very fundamental, logical and, ultimately, easy to control.
Why do hearing aids cost so much? One reason is that hearing aids are sold in relatively low volume (approximately 1.7 million hearing aids for some 30 million people with hearing loss). Also, the amount of time and money spent by manufacturers on research and development is considerable.
Why Do Hearing Aids Cost More Than Laptops? In 1952, the Sonotone 1010 hearing aid hit the market. Priced at $229.50, the device stood out as exceptional. It was the first consumer product to rely on a transistor, which Bell Labs had invented a few years earlier.