India, Feb. 19 -- Ever been asked, "What did you dream about last night?" and come up empty-handed? That happens for about one in four people. Meanwhile, some folks can recall their dreams in vivid detail, like going on an epic adventure or starring in your own rock concert. Researchers have long been puzzled by this gap, but a new study suggests there's more to it than just random chance.

Between March 2020 and March 2024, Italian researchers conducted an in-depth study on dream recall, published in Communications Psychology. Unlike typical dream studies, this one combined sleep monitoring, cognitive tests, and brain activity measurements. The study followed 217 adults (18-70 years old) who underwent brain tests, wore sleep trackers, an...