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Some people are
, while others can remember
. Scientists know a
about how the brain remembers facts and experiences. There is little research on how the brain forgets
. A new study looked at this. Researchers from the USA studied how the brain forgets things. The
study the brain and how it thinks and works. Their
may help people with
problems. It may also help people who have
and dementia. The lead
said: "It may sound
that people can control what and how they forget."