Doorway sit up bars are the ideal tool for performing an intenseupper body workout at home using only the weight of your own body.They are so useful and inexpensive that just about anyone seriousabout building a sculpted physique should own one. AIBI Sit Up Baris made from foam covered bar have a means of being secured to adoorframe, wall, or ceiling, and enable a person to raisethemselves off the ground using a variety of upper body musclesincluding arms, back, shoulders, and chest. It is adjustable to fitsecurely to any door, AIBI Sit Up Bar is portable you can work outanytime, anywhere!<br><br><br><div style="text-align: center;"><img src="http://i.imgur.com/UitTJjS.jpg" width="50%" alt="image"></div><br><br>The benefits of doing body weight-only exercises include avoidinginjury by not overloading your muscles or joints with extraweights. Our muscles are designed to be able to handle the loadthat our body can provide. And if performed correctly and in acontrolled manner, pull ups alone can make huge, visibleimprovements to our upper bodies. Think of it this way, if youweigh 150 lbs, youu2019re pulling up 75 lbs on each arm. Thatu2019s a lotof weight! Youu2019re going to see muscle definition soon, at leastuntil you get this AIBI Sit Up Bar!