QUESTION:  
It was found in a recent study that most people are happy when this lasts at least 26 minutes; what is it?

 
You could do this nearly anywhere...at home, at work, or even in a parked car 

ANSWER:
It was found in a recent study that most people are happy when a power nap lasts at least 26 minutes!          

Congratulations to Luke Basler of Richmond for being the first to answer the Impossible Question correctly!