As used in the phrase null and void, refers to something that binds no one or is incapable of giving rise to any rights or duties under any circumstances.
The quadriceps is muscle group consisting of four muscles that flex the knee, which is a major movement of the farmerâs walk. These muscles are the rectus femoris, vastus intermedius, vastus lateralis, and vastus intermedius.
Updated December 05, 2016. I often get email from women who worry that walking is giving them big calf muscles. Trainer Lorra Garrick says walking should produce lean, long muscles and harden the muscles you already have, rather than produce bulky muscles.