Did you know that sitting is bad for you???
If you exercise for 1 hour each day and sit for the remaining 15 waking hours (of course you're sleeping for the other 8 hours), you're not doing your body any favors. In fact, some researchers say that sitting can take years off of your life. You don't have to take my word for it though - listen to these guys.
rest 4 minutes
Tabata DB thrusters