While morbid, equally fascinating .. vivid nostalgic dreams are common near the end of life..
Dreaming is believed to help us process our emotions, store memories, strengthen neural connections, reduce stress, solve problems, and think creatively.
Vivid dreams happen most often during the rapid eye movement (REM) sleep stage, when the brain is particularly active.
Some people, especially women, said they were able to recall their dreams more often during the COVID-19 pandemic, which researchers attributed to greater stress, depression, and sleep disruptions.