How did Nolan Ryan throw hard?
While staying healthy?
Because he was a freak, right?
That's what people say.
But I don't think it's accurate.
When I look at how Nolan Ryan moved -- and compare and contrast him with pitchers like Mark Prior -- I see some significant differences.
Nolan Ryan's 90s
I've spent a lot of time trying to explain why Nolan Ryan was a great -- and as durable -- as he was.
...are good ways of explaining -- and seeing -- the differences in how Nolan Ryan moved.
Nolan Ryan vs. Mark Prior
Another is to look at his angles.
90 90 90 90 Not
When I look at pictures of Nolan Ryan...
...I see four 90 degree angles that I think are relevant.
- Back Knee
- Hip Flexion (torso to upper back leg)
- Glove side...
- Shoulder Abduction
- Shoulder Flexion
And I think these angles matter because they add up to one thing.
Nolan Ryan 1990