Original Source: http://nyti.ms/2ut2lYj By BEN WIDDICOMBE AUG. 4, 2017 When the vibrating yoga pants were switched on, the party perked up considerably. “Oh, I like this,” said Briana Siaca, facing the floor in a downward dog pose, as electronic sensors pulsed along her legs. Ms. Siaca, 23, a two-time Miss New York runner-up with more thanRead more