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.
Hearing aids are free of charge on the NHS. This includes the hearing aid, ear moulds, maintenance, and any battery changes. Hearing aids usually last a standard 5 years, when a new one will be provided, although there is a chance you may be asked to pay toward the cost.earing aids are free of charge on the NHS. This includes the hearing aid, ear moulds, maintenance, and any battery changes. Hearing aids usually last a standard 5 years, when a new one will be provided, although there is a chance you may be asked to pay toward the cost.