Studies (and good coaches) will tell you: . When your face is relaxed, your diaphragm can work properly, and your deep core muscles (transverse abdominis, pelvic floor) engage more effectively.
So next time you’re holding that front plank for 45 seconds, relax your jaw. Let your forehead soften. Take a breath. plank face
The next time you drop down for a set of core work, do a mental scan. If you’re sporting a heavy "Plank Face," take a breath, relax your jaw, and put that energy back into your abs. Your core—and your dentist—will thank you. Studies (and good coaches) will tell you:
Welcome to .
In short: your body thinks clenching your jaw will help you hold that 60-second hold. The Case for "Resting Gym Face" Let your forehead soften
Periodically check if you’re clenching. Excessive jaw tension can contribute to TMJ pain or a more squared facial appearance over time. Bonus: The "Face Plank" Exercise
Many lifters subconsciously grind their teeth (bruxism) to create "intra-abdominal pressure."