When it comes to Fitness Training as a BOOMER, look for more of the sameness. The delivery system might vary, for example things that may be a warmup for a younger athlete can become the power component for the baby boomer.
A great way to add PLAY to your life is to add primitive movement patterns to your movement practice.
We make things so complicated, that we would rather give up or not start, rather than make a mistake.
Your abdominals are not meant to be movers. They are meant to be stabilizers.