Is Yawning A Sign Of Lack Of Oxygen To The Brain?
Is Yawning A Sign Of Lack Of Oxygen To The Brain? In addition, different regions of the brain control yawning and breathing. Still, low oxygen levels in the paraventricular nucleus (PVN) of the hypothalamus of the brain can induce yawning. Does yawning get oxygen to your brain? Common belief is that yawning helps to increase