Originally Posted by Maelochs

A lot of aging and health is genetics.

My father is 90 and to him "train" is a conveyance like a bus, but on tracks. he hasn't exercised ... in 50 years or more, I'd guess.

Some people win the gene lottery.

I'd say staying fit and exercising wisely, withing you own body's limits, can increase your functionality and your range of possible activities as you age---but your body could break down because of or in spite of your fitness regimen.

I just hope to be Able to be active when I am old ... not just alive, but actually living.

All those sickly old guys ... are still in the middle of a bike ride.