Think you’ve earned the title of Gym Bro? It’s time to put your fitness brain to the test. This quiz isn’t about maxing out your bench — it’s about basic health knowledge every serious lifter should know. From nutrition facts and hydration tips to muscle groups and workout science, we’re covering the essentials. Score at least 29 out of 40 to prove you’re not just flexing for the mirror. Fall short, and it might be time to hit the books before your next set. Ready to see if you’ve got brains to match those gains? Let’s find out.