Is it true that we yawn when our brains are deprived of oxygen? Most of us can feel a yawn coming on. The muscles in our jaw begin to tighten, our nostrils might flare, and our eyes might tear up ...

So, if you’re having a particularly boring day at work, you might find yourself yawning a lot for one day out of the blue. Stress and anxiety have also been linked to increased yawning.

generate a lot of heat. Much like a computer, the study shows that our brains operate more efficiently when they are cool; yawning is an effective way of increasing blood flow and intake of cooler ...

There are a lot of contributing factors to the rest gap. Below, experts share their thoughts on why this happens and how to ...

You may well be yawning just reading this - it's contagious. Now researchers have looked at what happens in our brains to trigger that response. A University of Nottingham team found it occurs in ...

Yawning is sometimes associated with fatigue ... eaten through them in a process called peristalsis. When there’s a lot of air trapped in them, the contractions causes the air to make the ...

Even dolphins, playful and curious though they are, can get bored with life in an aquatic environment and apparently need to yawn to stay awake. Video footage captured a dolphin yawning ...

TSU--Dolphins yawn, even in the wild seas, a study showed. A group of researchers with Mie University here analyzed 1,816 hours of video recordings and spotted free-ranging Indo-Pacific bottlenose ...