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Brain blocks new memory formation on waking to safeguard consolidation of existing memories

During consolidation, the brain produces new proteins that strengthen fragile memory traces. However, if a new experience occurs while an existing memory trace is being consolidated, the new stimuli could disrupt the consolidation process. Some memory …

Speed data for the brain’s navigation system

In order to guide us accurately through space, the brain needs a ‘sense’ of the speed of our movement. But how do such stimuli actually reach the brain? Researchers have now identified a signal pathway in mice that feeds speed information directly into…

No peeking: Humans play computer game using only direct brain stimulation

Researchers have published the first demonstration of humans playing a simple, two-dimensional computer game using only input from direct brain stimulation — without relying on any usual sensory cues from sight, hearing or touch.

Psychosocial risk factors are associated with high readmission rates, longer hospital stays

A new study shows that psychosocial risk factors that impact a person’s ability to cope with chronic stress are associated with significantly higher readmission rates and longer hospital stays…

ADHD and Schizophrenia: Similarities and Differences

ADHD and schizophrenia are two different disorders, but there is an overlap in symptoms. Learn about their causes, symptoms, and treatments.

Brains of people with autism spectrum disorder share similar molecular abnormalities

The brains of people with autism, despite different causes, tend to have the same molecular “signature,” new evidence suggests.

Traditional Japanese art inspires a futuristic innovation: Brain ‘organoids’

The ancient Japanese art of flower arranging was the inspiration for a groundbreaking technique to create tiny “artificial brains” that could be used to develop personalized cancer treatments.

Avoiding spiritual struggles and existential questions is linked with poorer mental health

Fear of confronting the tensions and conflicts brought on by existential concerns—the “big questions” of life—is linked with poorer mental health, including higher levels of depression, anxiety and difficulty regulating emotions, according to a…

‘Shock and kill’ strategy for curing HIV may endanger patients’ brains

Combination drug treatments have become successful at long-term control of HIV infection, but the goal of totally wiping out the virus and curing patients has so far been stymied by HIV’s ability to hide out in cells and become dormant for long periods…

Parkinson’s Dementia: Causes, Symptoms, and Outlook

Parkinson’s disease affects the nervous system and movement, but it can also affect thought. Find out more the symptoms of Parkinson’s dementia.