Most of us don’t have any memories from the first three to four years of our lives – in fact, we tend to remember very little of life before the age of seven. And when we do try to think back to our earliest memories, it is often unclear whether they are the real thing or just recollections based on photos or stories told to us by others.
The phenomenon, known as “childhood amnesia”, has been puzzling psychologists for more than a century – and we still don’t fully understand it.
