Dopamine apps” that allow users to “buy” food, clothes or other products with no real-world cost have gone viral. This consumer behaviour professor explains why.

A wave of new platforms promise the ‘happy hormone’ rush of an online shopping spree, but without the costs of impulse buys. Katie Rosseinsky gives them a go to see if they really…

It sounds ridiculous if you've never tried it, but this viral trend is more popular than you might think. Just one app alone, FoodNeverComes, claims nearly 1 million "cravings…