21.   But for a woman who lives with chronic fatigue syndrome and has endured no fewer than a dozen knee operations, she insists that she never has felt better.

22.   But it was fun while it lasted, and when he totals it all up, the knee operations come off as a minor annoyance.

23.   But Manning is coming off two knee operations, and KJ has a history of hamstring problems.

24.   By December, Steve was injured, his rookie season a bust because of a knee operation.

25.   Defensive tackle Eric Swann is scheduled to have his seventh knee operation today.

26.   Detroit coach Scotty Bowman continues his recovery from heart surgery and a knee replacement operation.

27.   For Howard, the touchdowns were the culmination of nearly two years without a memorable run and two knee operations.

28.   Genzyme lobbyists also won approval for a product called Carticel, which requires the cloning of human cells to grow cartilage that can be implanted in knee operations.

29.   He also suffered a slight fracture of his skull at the end of the season and twice has overcome significant knee operations.

30.   He had five knee operations.