Apple's annual World Wide Developer Conference (WWDC) was held this week and, while the KEYNOTE address and sessions have been available only to developers in the past, this year the Keynote was webcast for anyone to watch: http://www.apple.com/apple-events/june-2014/

It's quite long (about 2 hours) so here's a quick synopsis of what will be introduced for OS X and iOS this fall:
http://www.wired.com/2014/06/tldr-all-the-news-you-need-from-wwdc/
http://www.engadget.com/2014/06/02/apple-wwdc-2014-liveblog/

One of the announcements that might have a big impact on how people monitor their health was Apple's HealthKit (for developers) and the HEALTH app for users:
https://www.youtube.com/watch?v=Gg_SYnw3-vA
http://www.cnet.com/products/apple-health/