SOUND+THERAPY is a bedside device that uses 40 Hertz gamma sound beats and light flashes to promote better sleep. Studies suggest that gamma therapy may help reduce dementia-causing Amyloid beta (Aβ) ...

Using a single op amp and a properly selected resistor, this white-noise generator provides flat output versus frequency and speeds testing of circuit performance. The behavior of analog circuits can ...

Could an hour's exposure every day to a specifically calibrated flickering light and droning sound help clear your brain of the toxic proteins that cause Alzheimer's disease? An intriguing new MIT ...

Evidence that non-invasive sensory stimulation of 40 Hz gamma frequency brain rhythms can reduce Alzheimer’s disease pathology and symptoms, already shown with light and sound by multiple research ...