This 4 week leg and glute plan will kickstart your lower body into lean muscle gains, toned legs, and a growing booty! A combination of lower body resistance training, mobility work, moving leg drills, and sprints will blast fat and increase lean muscle mass to give you the perfect strong and defined quads, hamstrings, glutes and calves. Incorporate these movements into your training after the four weeks is finished and your split is already halfway done!