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An equal-loudness contour is a measure of sound pressure level, over the frequency spectrum, for which a listener perceives a constant loudness when presented with pure steady tones. [1] The unit of measurement for loudness levels is the phon and is arrived at by reference to equal-loudness contours. By definition, two sine waves of differing ...
Audiogram. An audiogram is a graph that shows the audible threshold for standardized frequencies as measured by an audiometer. The Y axis represents intensity measured in decibels (dB) and the X axis represents frequency measured in hertz (Hz). [1] The threshold of hearing is plotted relative to a standardised curve that represents 'normal ...
Safe listening. Man listening through headphones. Safe listening is a framework for health promotion actions to ensure that sound-related recreational activities (such as concerts, nightclubs, and listening to music, broadcasts, or podcasts) do not pose a risk to hearing. [1]
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Nearly 3.5 million viewers have tuned into a scathing review posted by the account @ryanandcc in response to one user sharing that her husband pilfers dishes from fancy restaurants.
Design: Eat This, Not That!If you feel like your eating habits could use a tune-up, a five-day reset diet may be just what you need to get back on track and revamp your weight-loss efforts. This ...
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Use a damp cloth: “This is the safest method for most people,” says Dr. Soma Mandal, a board-certified internist at Summit Health in New Providence, New Jersey. Simply dampen a washcloth with ...