Next! Fitness - A.I. powered gym
Fitso - Your personal coach for fitness, running & weight loss/gain
100 Hours Project - A simple offline way to keep yourself accountable
Fitonomy - 3D Personal health and fitness trainer
Boost - Boost is an e-commerce for mobile, where users can generate hashtags for products and instantly sell and buyers can tweet to make a purchase
Salut - Find and support free virtual fitness classes and trainers