Share on Pinterest Do all our cells have a type of memory, and if so, how might this influence health? We investigate. Design by MNT; Photography by Grant Faint/Getty Images & Ed Reschke/Getty Images.

We tend to think of human memory as if it's one of those old steel filing cabinets: some information gets stashed inside, and when the time comes, we hope we can find it by flipping through the tabs ...