Alzheimer's disease & dementia

Can Alzheimer's disease steal one's consciousness?

Alzheimer's disease (AD) has been characterized as a "complete loss of self." Early on when memory begins to fade, the victim has difficulty recalling names, their grocery list or where they put their keys. As the disease ...

Psychology & Psychiatry

Words can sound 'round' or 'sharp' without us realizing it

Our tendency to match specific sounds with specific shapes, even abstract shapes, is so fundamental that it guides perception before we are consciously aware of it, according to new research in Psychological Science, a journal ...

Psychology & Psychiatry

Less is more: Exposure to stimuli for overcoming phobia

A team of investigators, led by Bradley S. Peterson, MD, director of the Institute for the Developing Mind at Children's Hospital Los Angeles, and Paul Siegel, PhD, associate professor of psychology at Purchase College of ...

Neuroscience

Recovery from brain injury and better sleep go hand in hand

After a traumatic brain injury (TBI), people also experience major sleep problems, including changes in their sleep-wake cycle. A new study shows that recovering from these two conditions occurs in parallel. The study is ...

Psychology & Psychiatry

Psychopaths feel fear but see no danger

Researchers from Vrije Universiteit Amsterdam and Radboud University Nijmegen found proof that psychopathic individuals can feel fear, but have trouble in the automatic detection and responsivity to threat. For many decades ...

Neuroscience

Scientists use ultrasound to jump-start a man's brain after coma

A 25-year-old man recovering from a coma has made remarkable progress following a treatment at UCLA to jump-start his brain using ultrasound. The technique uses sonic stimulation to excite the neurons in the thalamus, an ...

Neuroscience

Changing our understanding of consciousness

Measuring and defining consciousness has been an ongoing challenge for neuroscientists, philosophers and psychologists for centuries. The concept of levels of consciousness is mostly theoretical, limiting the abilities of ...

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