For nearly two-thirds of women, menopause comes with an undesirable change in memory.

If I had been asked 15 years ago to write a short piece about what the different parts of the brain did, it would have been a fairly straightforward task. Not any more.

The thought that most of us only use 10% of our brain is appealing because it means we have a whole lot of untapped potential waiting to be harnessed. Unfortunately, that figure is off by about 90%.

Have you noticed that your levels of attention may slightly change during your menstrual cycle?