Sometimes our bodies react in ways we don’t quite understand. Everyday things like yawning, shivering and getting goosebumps, and our reaction to high-pitched noises, are things we don’t really think about in our day to day, but in reality, their functions are more complex than we previously thought! We uncover a list of reactions are body has that are actually defense mechanisms against
According to a 2014 study, yawning is used to cool down our brains and help us think a little clearer! According to a 2014 study, it’s not tiredness or boredom that causes us to yawn, but our brains need lower its body temperature. People associate the act with lack of sleep and tiredness, but exhaustion and sleep deprivation are known to actually increase the temperature of the brain, so it makes sense to yawn more when we’re tired!
People also previously thought that yawning was a respiratory function to help bring extra oxygen during moments of “sluggishness,” but this has been dispelled. Either way, keep yawning to keep your brain temperature low! (Independent)