Do this 10 times. You're isolating the zygomaticus major muscle and working on building its strength and endurance by holding the smile and then relaxing it. You can do this exercise literally ...

Featuring everything from eggnog to uranium oxide, these 12 brain-twisting conundrums will get you in the festive spirit and ...

Dimples, charming indentations often gracing smiles, arise from a zygomaticus major muscle variation. This genetic trait, frequently inherited, enhances facial attractiveness, boosting perceived ...