New Delhi, Feb. 23 -- A research from the University of Michigan suggests that groups of neurons activated during prior learning keep humming and building memories into your brain during sleep.

U-M researchers have been studying how memories associated with a specific sensory event are formed and stored in mice. In a study conducted prior to the coronavirus pandemic and recently published in Nature Communications, the researchers examined how a fearful memory formed in relation to a specific visual stimulus.

They found that not only did the neurons activated by the visual stimulus keep more active during subsequent sleep, but sleep is also vital to their ability to connect the fear memory to the sensory event.

Previous research has sho...