Regular exercise throughout life helps maintain hippocampal health and can delay the impact of cognitive decline in aging.

“if I go into my 70s with a big fat, fluffy hippocampus, even if I had that in my genes and it starts to kick in, it's going to take longer for that disease to start to affect my ability to form and retain new long-term memories for facts and events, which is my motivation for getting up and doing my”