I believe the answer would be, "Posture".
A boundary separating two masses of air with different densities. It is the principal cause of the odd weather patterns and phenomenons outside of the tropics.
Answer:
This sounds a lot like heat stroke.
Explanation:
I know someone who had one of these, and this sounds a lot like what he went through.
Rights belonging to all people because they are human
Answer:
Scots-Irish
Explanation:
Scotch-Irish or Scots-Irish may refer to: The Ulster Scots people, an ethnic group in Ulster, Ireland, who trace their roots to settlers from Scotland. Scotch-Irish Americans, descendants of Ulster Scots who first migrated to America in large numbers in the 18th and 19th centuries.