That tight feeling in your jaw during intense workouts isn’t just a sign of concentration or effort, it’s actually creating a cascade of muscular tension that’s limiting your strength, endurance, and ...

Among the most impressive physical attributes wild animals bring to bear in their battle for survival is the ability to simply chomp down hard. Not surprisingly, when it comes to what animal has the ...

As you bite into a crisp apple, your jaw muscle contracts, allowing you to grind the fruit between your teeth. When you climb a flight of stairs, your gluteus maximus (or "glutes") push your body ...