These tennis players may all be over 90, but they say the tennis court is the one place the Grim Reaper wouldn't dare go.

Apparently the secret to a long, healthy life involves knocking a fuzzy ball across a court and knockin' back a martini a day. Just ask these over-90 tennis players.

Lucy Dettmer is such a great tennis player; she receives free rackets, strings and shoes from a corporate sponsor. The 86-year-old Masters Tennis has even played against Regis Philbin.

Here's something you won't find anywhere else -- GB's exclusive collection of interviews with remarkable men and women who are the world's oldest in their activity. If you want inspiration and proof that it's never too late, here it is.