I have no doubt that in the future, wearable devices like Fitbit will know my blood pressure, hydration levels and blood sugar levels as well. All of this data has the potential to transform modern medicine and create a whole new era of personalized care.

People ask me all the time, 'How can I become a successful entrepreneur?' And I have to be honest: It's one of my least favorite questions, because if you're waiting for someone else's advice to become an entrepreneur, chances are you're not one.

Wearable devices are here to stay, and they'll only get more sophisticated and effective as they evolve. Until now, most of us have made our health and fitness decisions based on what we think we know about ourselves. Advancements in technology - wearables and otherwise - will eventually take much of the guess work out of healthy living.

If you're happy, that's probably the most important thing. Everyone probably has their own definition of success, for me it's happiness. Do I enjoy what I'm doing? Do I enjoy the people I'm with? Do I enjoy my life?

Anything that can be measured can be improved

The key to using the Internet to extend and build relationships is to view ownership of information differently-you need to bring customers inside your business to create information partnerships ... relationships become the differentiator, more than products or services. Businesses become intertwined.

Don't spend so much time trying to choose the perfect opportunity, that you miss the right opportunity.