It’s hard to get in shape when there is an overload of information. I'm a personal trainer, and I'm here to boil it all down for you. All you need to consider is your anatomy. Your muscles are designed to work in a specific way — some of them pull things toward you and some push things away; others rotate and contort — but they all have a specific and documented function. When you know these functions, you can get a great workout with minimal equipment in any location.
Knowledge is power. Simply knowing how to target each specific muscle group will allow you to bypass all of the marketing hype and get to what really works. So without further ado, here are the three exercises essential for an effective workout: