Conditioning

Will a Bullworker build muscle?

Yes, the Bullworker will build muscle.  It incorporates the principles of isometric training – a highly effective and efficient system of building both strength and muscle mass. The Bullworker (link to Amazon) was developed in the 1960s by a Gert F. Kölbel.  It consists of two tubes of metal that slide one inside the other.  …

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