Apple's new Apple Watch models will feature upgrades to fitness tracking, according to Bloomberg's Mark Gurman, who otherwise characterized this year's changes to the lineup as "minor." Gurman said much the same in July, pointing to faster performance and better health and fitness tracking in the absence of any design overhaul.Related Roundup: Apple Watch 11Tags: Bloomberg, Mark GurmanBuyer's Guide: Apple Watch (Don't Buy)This article, "Apple Watch Series 12 to Get Fitness Tracking Upgrades" first appeared on MacRumors.comDiscuss this article in our forums ...read more read less