One of the most challenging things about getting older is not being able to remember the name of your cat. You look at her and know it’s your beloved pet of eight years but at that moment you haven’t got a clue what she’s called. It comes back to you seconds later, but it’s frustrating and somewhat scary.

Yet according to the latest research and expert opinion, this is a perfectly normal state of affairs. Cognitive scientists believe that forgetting is a key part of how your brain works and is a healthy and necessary function.

The Telegraph London