Think the high-tech market of the future is just teens, tweens and twentysomethings who want their iPods smarter, their Xboxes faster and their cell phones thinner? Consider this: in the next 10 to 20 years, 78 million baby boomers in the U.S. will reach ages when health care is a worry. That sizable number--and the billions of dollars it represents in potential sales--has sent companies scrambling for technology to help seniors cope with the infirmities that come with aging while maintaining their autonomy. Here's a preview of some of the fascinating gadgets currently in the works:
AN ALERT WATCH
The elderly...