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An oral splint that can reduce Tourette syndrome tics

Researchers developed a new device that ameliorates the characteristic vocal and motor tics of Tourette syndrome. By biting down on the simple, removable oral splint, both adults and children with Tourette syndrome experienced a reduction in their tics…

How do antidepressants affect gut bacteria?

According to recent research in rodents, psychiatric drugs such as antidepressants increase the numbers of certain bacterial strains and decrease others.

Major review asks which supplements really aid mental health

The largest review to date assesses supplements’ potential to improve mental health symptoms and identifies which may help treat specific conditions.

How to stop or reduce a stutter

There is no cure for a stutter, but there are several steps that can help a person reduce stuttering. These steps include quick tips and long term treatment. Learn about them here.

How we make decisions depends on how uncertain we are

A new study on how we use reward information for making choices shows how humans and monkeys adopt their decision-making strategies depending on the uncertainty of information present. The findings challenge one of the most fundamental assumptions in e…

Experience of being a minority puts US teens at higher risk of anxiety, depression

Puerto Rican teens growing up as minorities in the South Bronx are more likely to experience anxiety and depression than their peers growing up as a majority in Puerto Rico, even under similar conditions of poverty.

Brain cells that suppress drug cravings may be the secret to better addiction medicines

Scientists have shed light on poorly understood brain mechanisms that suppress drug and alcohol cravings, uncovering new insights that may help in the development of better addiction medicines.

Repetitive impacts key to understanding sports-associated concussions

Scientists have made a significant advance in our understanding of mild head trauma (concussive brain injury) and how it may be managed and treated in the future. It seems that repetitive impacts — as opposed to single events — cause the all-importan…

How brain rhythms organize our visual perception

Imagine that you are watching a crowded hang-gliding competition, keeping track of a red and orange glider’s skillful movements. Our brain uses separate circuits to achieve such outstanding tracking ability, one specialized to process color information…

The fast and the curious: Fitter adults have fitter brains

In a large study, scientists have shown that physical fitness is associated with better brain structure and brain functioning in young adults. This opens the possibility that increasing fitness levels may lead to improved cognitive ability, such as mem…