A miracle supplement might help “solidify” new memories within one day of taking it, Harvard Health reports, referring to a breakthrough study led by a team of researchers at Johns Hopkins University. “We’ve always known that caffeine has cognitive-enhancing effects, but its particular effects on strengthening memories and making them resistant to forgetting has never been examined in detail in humans,” said Michael Yassa, Assistant Professor of Psychological and Brain Sciences and senior author. “We report for the first time a specific effect of caffeine on reducing forgetting over 24 hours.”…