Share: Title:Build MORE Muscle in HALF THE TIME! (Science Backed 30 Min Workout) Duration: 8:46 Plays: 516K views Published: 4 months ago Download MP3 Download MP4 Simillar Videos ▶️ 11:49 This Builds The Most Muscle (science-backed Blueprint For Adding Mass!) 516K views • 2 weeks ago ▶️ 12:56 Want Huge Forearms? I Gained 1 Inch Using This Science-backed Method! 516K views • 1 month ago ▶️ 12:53 Science-backed Shortcut For Massive Side And Front Delts! 516K views • 2 months ago ▶️ 13:10 This Will Get You Massive Arms (guaranteed!) 516K views • 6 months ago