Surfing Brainwaves with EEG: A Classic Tool for Recording Temporal Brain Dynamics

Pictures are powerful tools for illustrating quantitative data and capturing public interest.  Each year, NASA releases many beautiful images of Martian dunes and distant nebulae which help win public funding.  Likewise, when it comes to grabbing headlines and commanding public attention, noninvasive studies of functional brain activity often do best when they beautifully illustrate said activity as colorful pixels dancing on the convoluted surface of the cerebral cortex.Continue reading

Sweet Dreams or Amyloid Nightmares by Knowing Neurons

Sweet Dreams or Amyloid Nightmares

Sleep deprivation has become a badge of honor in our modern society.  Competitions break out in coffee shop lines over who is functioning on the least number of Zzzzzs and living the most fast-paced life.  Bragging rights come with ordering the eye-opener with a triple shot of espresso.  Close our eyes and we risk missing a culturally shocking tweet or a groundbreaking news update.  We know that not getting enough sleep can impair our memory, make us a hazard at the wheel, and contribute to anxiety, but according to recent research, sleep impairments may also contribute to amyloid plaque build-up in the brain and our risk for dementia and Alzheimer’s disease.Continue reading