Answer:
Andy remains protected from PTSD even after multiple traumas in life because of avoiding events, places and objects that trigger the memory of trauma. He also took psychotherapy including cognitive behavior therapy and eye movement desensitization and reprocessing (EMDR). He took healthy diet and exercise regularly to develop mental and physical strength.
Explanation:
PTSD is post traumatic stress disorder which occurs due to traumatic events and symptoms arise after re-experiencing the event, flashbacks of event, bad dreams and frightening thoughts. Avoiding the places, objects and people who gives a flashback of the trauma, taking psychotherapy to handle flashbacks and triggers well, EMDR therapy to desensitize retina and change the way how you react are some approaches used by Andy to protect himself from PTSD. He also focused on good health i.e. healthy dietary intake, good sleep schedule, and regular exercise.
Electricity is the manifestation of traveling currents. These currents however are unable to move unless one were to complete a "circuit" (Word you are looking for). If the circuit is not completed electricity doesn't travel.
