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A new study suggests that talking at a certain speed could be a sign of early dementia. Experts explain to 'WH' how you can “retrain” your brain as you age.
With increasing clinical focus on dementia, there is likewise increasing interest in pharmacology in the development of drugs to halt, or slow the progression of dementia-related illness such as Alzheimer's Disease. Therefore, early and accurate diagnosis of dementia and staging can be essential to proper clinical care.
In the most familiar acuity test, a Snellen chart is placed at a standard distance: 6 metres. At this distance, the symbols on the line representing "normal" acuity subtend an angle of five minutes of arc, and the thickness of the lines and of the spaces between the lines subtends one minute of arc. This line, designated 6/6 (or 20/20), is the ...
Electromagnetic spectrum. The electromagnetic spectrum is the full range of electromagnetic radiation, organized by frequency or wavelength. The spectrum is divided into separate bands, with different names for the electromagnetic waves within each band. From low to high frequency these are: radio waves, microwaves, infrared, visible light ...
A combined blood test for cognitive decline has a 90% accuracy rate in determining whether memory loss is due to Alzheimer’s disease, a new study found. In comparison, neurologists and other ...
The auditory brainstem response ( ABR ), also called brainstem evoked response audiometry ( BERA) or brainstem auditory evoked potentials ( BAEPs) or brainstem auditory evoked responses ( BAERs) [ 1][ 2] is an auditory evoked potential extracted from ongoing electrical activity in the brain and recorded via electrodes placed on the scalp.
Zepp Clarity Pixie. Key features: — Sleek, in-the-canal design. — Bluetooth connectivity and smartphone app control. — Phone notifications come directly to your hearing aids ...
Visual perception is the ability to interpret the surrounding environment through photopic vision (daytime vision), color vision, scotopic vision (night vision), and mesopic vision (twilight vision), using light in the visible spectrum reflected by objects in the environment. This is different from visual acuity, which refers to how clearly a ...
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