Kinesiology taping, developed in the 1970s by Japanese chiropractor Kenzo Kase, came to the U.S. in the mid-1990s. Now, a number of companies are competing with the tape created by Dr. Kase, called Kinesio Tex Tape. While the tape is sold by Kinesio Holding Co. only to clinicians, such as physical therapists and chiropractors, some of the newer brands are being marketed to consumers, with application instructions included on the package and on Web videos. (Kinesio Holding is an Albuquerque, N.M., company owned by Dr. Kase's...