https://www.musculardevelopment.com/videos-md-tv/ask-dr-testosterone/19997-my-values-in-life-plus-episode-198-does-insulin-cause-muscle-gain-or-just-fluid-retention.html#.Y7_SuXZByUk ASK DR. TESTOSTERONE: MY VALUES IN LIFE PLUS EPISODE 198: DOES INSULIN CAUSE MUSCLE GAIN OR JUST FLUID RETENTION