1.6K reactions · 78 shares | Bodybuilding Science 101  You cling to high-volume routines, yet gains plateau. Embrace the intensity, master the recovery. Mike Mentzer's Heavy Duty training revolutionized bodybuilding—train smarter, not longer!  #MikeMentzer #HeavyDutyTraining #BodybuildingLegacy | Bulking Not Sulking | Facebook

Here are the main benefits of HIIT (High-Intensity Interval Training): 💥 1. Burns more fat in less time – HIIT boosts calorie burn even after your workout (afterburn effect or EPOC). 2. Increases metabolism – Keeps your metabolism elevated for hours post-training. 3. Improves heart health – Strengthens cardiovascular endurance and lowers blood pressure. 4. Builds endurance and stamina – Trains your body to handle both aerobic and anaerobic stress. 5. Preserves muscle mass – Compared to steady-s