MSMA (monosodium methanearsonate) is an arsenic-based grass killer. It kills grassy weeds such as crabgrass and goosegrass without harming most turfgrasses. It contains organic arsenic that, according to the University of Tennessee Extension, is less harmful than aspirin.
While open-fit hearing aids are the most popular choice of hearing aids and certainly offer many benefits, they are not for everyone. The best practice before selecting a hearing aid is to have a hearing test done by a qualified hearing healthcare provider. The best style of hearing aid for an individual depends on hearing test results, dexterity, vision, communication needs, lifestyle and what they can afford.
Some patients who are bothered by tinnitus only might have a complete tinnitus evaluation. Finally, the audiologic data provides a clinical foundation for recommendations on hearing aids and other assistive devices suitable for treating the types of hearing impairments listed below. In general terms, there are two types of hearing loss, conductive and sensorineural. A combination of both is also seen as a mixed hearing loss. Each is discussed below.