You probably don't give much thought as to what you wear on the treadmill or to run a few miles in the park, but with new athletic brands and studios popping up every month, it might be time to give your standard t-shirt and sweats an upgrade. In the spirit of a new year, we've highlighted fitness trends that are poised to be big in 2017 and outlined the proper gear that'll help you get the most out of each.

More...