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Upon auscultation, this sign is an extra heart sound of to-and-fro character, typically with three components, two systolic and one diastolic. [1] It resembles the sound of squeaky leather and often is described as grating, scratching, or rasping. The sound seems very close to the ear and may seem louder than or may even mask the other heart ...
The valgus-wedged shoes, which have a lateral incline, are designed to accentuate pronation and have the opposite effect as the varus-wedged shoes. Also when walking in valgus-wedged shoes, it may lead to an increase in calcaneus eversion and up to 58% of energy absorption in the frontal plane of the body.
Funnily enough, in Japan, children's shoes that are designed to squeak are all the rage. There are two reasons for this: A) The little 3/4/5-year-old wearing them likes the sound, and therefore runs around exercising the legs and strengthening them; and B) You know where your kids are because you can hear them (except when you're working in a ...
However, if a shoe that once fit you like a glove is starting to make your feet ache, this is another story and might be able to be remedied with the proper foot care. If the shoe fits, wear it ...
It may sound silly, but podiatrists have long waged war against the shoes, and for good reason. Why ballet flats are bad for you. The problem is made clear in their name: They’re, well, flat ...
The torsional deflection of a simple cylinder cannot radiate efficiently acoustic noise, but with particular boundary conditions the stator can radiate acoustic noise under torque ripple excitation. [8] Structure-borne noise can also be generated by torque ripple when rotor shaft line vibrations propagate to the frame [9] and shaft line.
Squawks, or short wheezes, are brief, "squeaky" sounds; they are also referred to as squeaks. Their waveforms show a sinusoidal pattern with a duration 10 to 100 ms and a frequency between 200 and 800 Hz. Many birds have made sounds which are onomatopoeically described as "squawk".
You should expect a little bit of squeaking with the first wear (this is pretty typical for any patent leather pants, and lots of matte-finish leather, too), but luckily there is a simple fix ...