"3) Pickleball involves less running and physical fitness than tennis." It is like gresham's law for athletics The first time I saw a pickleball being played

"3) Pickleball involves less running and physical fitness than tennis." It is like gresham's law for athletics The first time I saw a pickleball being played was in a retirement community about 12 years ago. It looks like a good sport for people in their 70s.