Graduate School Advice - Do You Go to Graduate School?

In the nineties i had a plan to get my ph d and exercise physiology. However, after doing the math, i would be 60 by the time mi graduate with a ph d. Which would leave me maybe ten to 15 years to work before retiring. One alternative is to start a small human performance testing lab as a side gig,. slowly building up a strong client base while maintaining his day job as an office manager for a major southern california university. I am not a big believer in get the degree to see what options it opens up. For seven years, i want you to be at the point where you say, we're rocking and rolling, and i'm being held back