1.   Ironically, Ann-Margret had to take on the role of caretaker in their relationship when Smith was stricken with the muscular disease myasthenia gravis.

2.   A get-well card arrived from three-time Tour de France winner Greg LeMond, who retired from the sport due to a rare muscular disease.

3.   LeMond said he had a rare muscular disease, mitochondrial myopathy, which sapped his strength the past three seasons.

4.   A Franco-American medical team has discovered the genetic mutation responsible for a severe muscular disease that affects children.

5.   Three-times Tour de France winner Greg LeMond made it official on Saturday, confirming his retirement from cycling because of a rare muscular disease.