The thing about memories is they seem to fade overtime, except those few shocking moments, and yes, that first kiss. Scientists blame it on the “decay theory”, which suggests that memory storage fades with the passage of time and is less available for recollection. Whenever a new memory is created, a neurochemical “memory trace” is imprinted. A recent study have shown that visual mementos from pleasant experience will help us recall better, along with frequent retrospection to enhance the positive feelings.
If all fails, try intaking these foods which have been proven to boost memory.