Have you ever listened to a beautiful song and suddenly noticed goosebumps on your arms? Interestingly, the same thing can happen when we feel cold or scared.Goosebumps happen because tiny muscles attached to our hair follicles contract. These muscles are called arrector pili muscles, and they are controlled by the sympathetic nervous system.In animals with thick fur, this reaction can help trap warm air or make them look bigger when facing danger. But humans have much less body hair, so goosebumps are not very useful for keeping us warm anymore.What I find really interesting is that our emotions can trigger the same physical reaction as cold temperatures. Music, fear and even powerful memories can activate this response.It is a small reminder of how closely our nervous system, emotions and body are connected. Sometimes, our bodies react before we even understand what we are feeling!
Resource
https://doi.org/10.1016/j.biopsycho.2010.10.012
radman ashrafpour ardakani
neptun Q4RR2I