US Patent 9586073 Variable weight hammer useful as exercise apparatus

An apparatus and methods of using the apparatus are included herein which apparatus includes a longitudinally extending bar body having an exterior surface and extending from a gripping end on a first bar section thereof to a second end comprising a hammer portion; wherein the hammer portion comprises a hammer head and the bar body comprises a second bar section extending from the hammer head at least partially along the bar body configured for receiving at least one weight positioned adjacent the hammer head. The apparatus is useful, for example, as a strength training fitness apparatus, a construction or demolition tool capable of supporting variable weight, and/or a strength training device for training workers.