No! Women I train gain about 9 percent of muscle mass, enough to make an enormous difference in their strength. But they loose a corresponding amount of fat – and since muscle is denser than fat, they become trimmer. They don’t complain about looking unfeminine. On the contrary, they are delighted with their slimmer figures.
Women bodybuilders go to great lengths to produce those bulky muscles. They use extremely heavy weights, have lengthy intense workouts, and often take steroids and follow rigorous diets.