30 million Americans over 60 years old have difficulty hearing, but less than a third can afford hearing aids, according to a report to President Barack Obama by his Council of Advisors on Science and Technology two weeks ago. Even though hearing loss is often part of the natural aging process, the council did not recommend that Medicare, pay for hearing aids, which can cost an average of $5,000 to $6,000 for a pair. [Continued here]