Maintain a healthy body fat percentage
Eat a balanced, protein-rich diet
Stay well hydrated
Reduce excess salt and processed foods
Exercise regularly, including strength training and cardio
Improve posture and keep your head level
Sleep enough each night
Avoid smoking
Limit alcohol intake
Practice good oral and tongue posture
Chew sugar-free gum in moderation
Manage stress
Keep your skin clean and moisturized
Consider facial hair styling to enhance jaw definition
Consult a dermatologist or doctor for personalized options