HealthDay News — Childhood loneliness is associated with cognitive decline and dementia risk in adulthood, according to a study published online Sept. 12 in JAMA Network Open.

Swiss psychologist Jean Piaget (1896-1980) is best known for his theories of cognitive development in children. Two of the cognitive processes he explored extensively were assimilation and ...

Consider 'wisdom.' What comes to mind? An old man, long white beard, sitting upon folded legs, and eyes closed? Whatever it ...

Infants who nap a lot have smaller vocabularies and poorer cognitive skills -- according to new research. Infants who nap a lot have smaller vocabularies and poorer cognitive skills -- according to ...

Doctors explain the signs to look for, and how to get evaluated. By Dana G. Smith Mike Davis’s mother died from Alzheimer’s disease in 2008. So when Mr. Davis started noticing that he was having an ...

We investigated what a cognitive framework for measuring classroom teaching could reveal about (a) the impact of a professional development (PD) program on teaching practices and (b) the relationship ...

Imagine waking up to the news that a deadly new strain of flu has emerged in your city. Health officials are downplaying it, but social media is flooded with contradictory claims from “medical experts ...