blood vessels dilate, swelling occurs, phagocytes ingest foreign bacteria or viruses.
Maybe it could be that their brains aren't fully developed and they are going through a lot of different hormones which makes things more intense emotionally.
I found this question elsewhere on this site. I will repeat their answer to you, so all of the credit for answering this goes to Pandamille.
"C. Limit your fat and sugar intake and eat more fruit and vegetables."
Answer:IN MEDICAL TERMS: ( True )
Shock is when you do not have enough blood circulating around your body. It is a life-threatening medical emergency. Some of the causes of shock include uncontrolled bleeding, severe burns and spinal injury.
Explanation: