“Essentially, it helps to enhance alertness.” In this way, yawning mostly occurs when we’re feeling tired or sleepy in a bid to keep us awake. But yawning’s ability to increase oxygen ...

Suddenly, you yawn too, almost like a reflex. But why? Is yawning just your body’s way of saying you’re tired, or is there more going on? In this article, we’ll explore the science behind ...

You know the feeling. It’s getting close to bedtime, you get sleepy, and you start yawning automatically. You may even find yourself yawning in the middle of the day in a mid-day lull.