<span>The peripheral nervous system
</span><span>-links the body to the brain and spinal cord.
</span>-is made up of sensory and motor neurons.<span>
</span>
Chest pains and trouble breathing
Energy homeostasis ..........
Ibeleive the answer is bullying because younger kids get bullied and even sometimes adults but teenegers get bullied the most by other teenagers which causes stress and other issues.
sorry if its wrong
