Everyone has dreams, but some people are better at remembering them than others. Scientists aren't sure why we dream, but remembering them has a lot to do with the activity in your brain, and with how well you sleep.

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Sources:

https://www.ncbi.nlm.nih.gov/pmc/arti...
https://hms.harvard.edu/sites/default...
https://www.scientificamerican.com/ar...
https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.livescience.com/48605nar...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146
https://molecularbrain.biomedcentral....
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.sciencedirect.com/topics/...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://molecularbrain.biomedcentral....
https://www.ncbi.nlm.nih.gov/pmc/arti...
http://healthysleep.med.harvard.edu/h...
https://www.sciencedirect.com/topics/...
https://www.ncbi.nlm.nih.gov/books/NB...
https://www.ninds.nih.gov/Disorders/P...
https://www.scientificamerican.com/ar...
https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146'>https://www.nature.com/articles/npp20146