Co-sign with ZTABullwinkle. They said last year (or year before last) it was a minor stroke. He suffered a pretty major one if he had to learn how to walk and talk again. It was not only until last week when Ryan Seacrest said he had a hard time talking until people realized how serious it was.
My uncle suffered a minor stroke two years ago. It affected his speech and walk a little bit. Now, you can't even tell he had a stroke.

What Dick has must have been pretty big.
And Dick did kiss his wife when the ball dropped!