August 2008 in “European Neuropsychopharmacology” RY-023, a specific drug, can improve early stage memory learning without affecting general activity in rats, but it's less effective for later learning stages and doesn't impact memory recall.
January 2010 in “Acta Universitatis Medicinalis Nanjing” Progesterone helps adult male mice's brain cells survive and improves learning and memory.
85 citations
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May 2009 in “Hippocampus” Progesterone helps adult male mice grow more neurons and improves memory.
182 citations
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June 2002 in “Journal of Neuroscience” Androgens can help prevent memory problems caused by apoE4.
August 2008 in “European Neuropsychopharmacology” Some teenagers with anorexia nervosa have worse cognitive abilities, especially in visual and spatial tasks, and this is more common in those with a lower body weight.