Haupt is a health and wellness editor at TIME. Haupt is a health and wellness editor at TIME. When Dr. Priya Mistry asks people if they clench their jaws, they usually say no—yet she can see clear ...

Is stress making your jaw look wider? Discover how jaw clenching from stress can reshape your face, causing masseter muscle growth and a square jawline. Learn how to reverse these changes today.

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 ...

You’ve tried every skincare routine, eliminated dairy, switched pillowcases religiously, and yet those stubborn breakouts along your jawline keep appearing like clockwork. What if the real culprit isn ...