Is it a result of oxygen deprivation in the brain or simply a reflexive action? Learn more about the causes and triggers of ...

This is a report of two patients, on long-term escitalopram therapy (more than 8 weeks) with stable dosing, who presented excessive yawning. Escitalopram is widely used in major depressive ...

A GP explains the main reasons why we yawn – including the factors that can lead to excessive yawning (apart from tiredness). Welcome back to Just Curious, Strong Women’s weekly series ...

Humans aren't alone when it comes to yawning — all vertebrates do it too, including fish, amphibians, reptiles, birds and mammals. But why? The "evolutionarily ancient" act of yawning likely ...

End of carousel Yawning, a complex reflex, can happen spontaneously, or it can be contagious — when we see, hear or sometimes even think about it, we usually yawn. (Have you yawned yet while ...

But why? Surely we cannot all be that tired. The truth is the science behind yawning is much more complex than just a few hours too little sleep. Even more complex? Why we seem to yawn because ...