These sounds can be described as follows: The intensity of the sound may vary with physical activity, stress, or change in ... be heard in the ear. This is more common in older adults.

[MUSIC PLAYING] KIM RICHARDSON: Hair in your ears and nose is a good thing. It keeps junk in the air from getting in your body. It can start getting a little crazy as we get older, though -- and ...

Panel A: In the elderly patients the end-diastolic volume increases with exercise and there is little change in the end-systolic volume. In the younger subjects, the end-diastolic volume changes ...