Ex-coach teams up with chip makerEx-Rockets coach Tomjanovich pitches sticker as pain relief, but critics say nonsense. By MOISES MENDOZA , HOUSTON CHRONCLE March 19, 2010.

In the study, the expression worked similarly as a smile in lessening pain. An RN gives a woman an injection in San Diego in February. (Nelvin C. Cepeda / San Diego Union-Tribune) ...