Though distressing, transient global amnesia is not a dangerous condition, and it’s not known to be a sign of more serious ones. No treatments are needed, but triggers can be avoided. Transient global ...

A reader's friend had an episode where she seemed confused as to where she was and how she got there. They took her to the emergency room, where the doctor said she had an otherwise completely normal ...

We first heard about a rare medical condition called TGA (transient global amnesia) in 2001 from a reader of this newspaper column. Duane Graveline, M.D., M.P.H., wrote to us with a strange story: “I ...

Long dramatized in movies and novels, amnesia refers to a profound loss of memory that’s temporary, permanent, or progressive (gets worse over time). Depending on the type and cause of amnesia, the ...