If there is a reason you can’t get to the gym, or while at the gym a piece of equipment is not available, it is important to have a variety of exercises in your arsenal to substitute if need be to still get a great training session in. Here is a list of body weight exercises you can do that require no equipment whatsoever except for your own body.
Core/Abs – planks, sit ups, leg raises, bicycles, rainbows
Lower Body – squats, lunges, jumping jacks, mountain climbers, high knees, butt kicks
Upper Body – pushups, pull ups, inverted rows, dips
Fat Loss/Conditioning – Burpees