FRAMINGHAM, Mass. — The worldwide wearables market is forecast to ship 122.6 million units in 2018, up 6.2% from the 115.4 million units shipped in 2017, according to the International Data Corporation (IDC)¬†Worldwide Quarterly Wearable Device Tracker. This will be the first year of single digit year-over-year growth for the wearables market, mostly due to