There are enormous number of products on display at CES, ranging from the wacky to the fun to the useful to the essential. And some are potentially life saving.

So, in between looking at big screen TVs, cool concept cars, robots, home appliances and all the other products on display, I spent my time at the health and fitness-and-wearables area at the Sands Convention Center and spoke with some of the speakers at the 10th annual Digital Health Summit, sponsored by Living in Digital Times.

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