Mental fatigue may make rewards more desirable, according to a study in rats and humans. Exerting cognitive effort has been linked with making unhealthy choices. In the past, the link has been ...

Changes to the microbiome from following the Mediterranean diet are linked to better memory and cognitive performance in rats, found a new study, published in Gut Microbes Reports. The findings echo ...

A recent study from researchers at Tulane University (LA, USA), led by Demetrius Maraganore, has utilized rat models to explore the potential role of the gut microbiome in the relationship between the ...

A new research paper was published in Volume 17, Issue 9 of Aging-US on August 22, 2025, titled, "The impact of long-term social housing on biconditional association task performance and neuron ...

“This study was designed to investigate the effect of long-term social housing on cognitive decline and neuron ensemble activity dynamics in old age” “This study was designed to investigate the effect ...

For the first time, researchers demonstrate in an animal how heavy alcohol use leads to long-term behavioral issues by damaging brain circuits critical for decision-making. The findings, published in ...