Learned connections between stimuli and reward – like the positive emotions associated with popular brands – have a powerful influence over our future decisions. Scientists have started to discover why.
UNSW researchers have investigated the impact of probiotics on gut health and cognitive function, and found they don't always live up to their promise and could even have negative impacts on memory.
Even a short-term diet of junk food can have a detrimental effect on cognitive ability with impaired memory and brain inflammation after just a week, UNSW reseach finds.