Ghrelin and orexin interact to increase meal size through a descending hippocampus to hindbrain signaling pathway

This 2020 study suggests a new form of reinforcement learning and motivation that involves the balancing of cue-induced behavioral excitation with behavioral inhibition. While food- and drug-related environmental cues can make an individual recall memory of food and drug reinforcers, this proposed mechanism suppresses the ability of these cues to stimulate appetitive behavior. But when […]

It is commonly acknowledged that eating fruits and vegetables has health advantages. The biochemical processes behind the benefits of fruits and vegetables are still unknown despite prior research suggesting protective factors against various disorders, including depression and dementia. This study by Gaudio et al. (2023) looked at the impact of eating fruits and vegetables on […]