If you’re the kind of person who is very resilient and optimistic, then there’s a good chance that the front left-hand side of your brain is very active. If, on the other hand, you tend to get quite anxious and caught up in lots of negative thinking, then it will be the front right-hand side of the brain which is more active. Neuroscientists at the

The evidence suggests that tasks or activities that present more varied challenges, requiring more nimble thinking and processing, are more productive at building and maintaining cognitive reserve.

All that time, I had been obsessed about longevity for the wrong reason. I was not thinking about a long, healthy life ahead; instead, I was mourning the past. I was trapped by the pain that my past had caused and was continuing to cause. I wanted to live longer, I think, only because deep down I knew I needed more runway to try to make things righ