Cognitive Function

Can you bite into an apple? If so, you are more likely to maintain mental abilities, according to new research from Karolinska Institutet in Sweden. The population is aging, and the older we become the more likely it is that we risk deterioration of our cognitive functions, such as memory, decision-making and problem solving. Research indicates several possible contributors to these changes, with several studies demonstrating an association between not having teeth and loss of cognitive function and a higher risk of dementia.

Alzheimer's disease has proven to be a difficult enemy to defeat. After all, aging is the No. 1 risk factor for the disorder, and...

New research shows that schizophrenia isn't a single disease but a group of eight genetically distinct disorders, each with its own set of symptoms....

Broken Cellular 'Clock' Linked to Brain Damage A new discovery may help explain the surprisingly strong connections between sleep problems and neurodegenerative conditions such as...

It can be difficult to distinguish between people with normal age-associated memory loss and those with amnestic mild cognitive impairment (aMCI). However people with aMCI are at a greater risk of developing Alzheimer's disease (AD), and identification of these people would mean that they could begin treatment as early as possible.

Autism does not appear to be solely caused by a deficiency of oxytocin, but the hormone's universal ability to boost social function may prove...

A chemical hormone released in the body as a reaction to stress could be a key trigger of the mechanism for the late onset...

New research, to be published in the Journal of Clinical Psychiatry, finds that men who developed persistent sexual side effects while on finasteride (Propecia), a drug commonly used for male pattern hair loss, have a high prevalence of depressive symptoms and suicidal thoughts.

Up to 42 percent of all treated cases of depression do not respond to antidepressants. While the reasons for this have been a mystery,...

Sleep Clears Brain of Molecules Associated With Neurodegeneration A good night's sleep literally clears the mind. Researchers have shown for the first time how the...

NYU dental researchers have found the first long-term evidence that periodontal (gum) disease may increase the risk of cognitive dysfunction associated with Alzheimer's disease...

Are you elderly and having memory or concentration problems? They might be caused by common medications used to treat insomnia, anxiety, itching or allergies,...