e/Back extension

Information
has gloss	eng: Back extension is a strength training exercise. It is done for strengthening lower back muscles. It can be done by lowering the body from a stand and raising back using the roman chair, or using a back extension machine where body pushes a weight backwards.
lexicalization	eng: Back extension
instance of	e/List of weight training exercises

Media
media:img	RomanChairBackExtension.JPG