There are multiple reasons someone may develop anorexia. Sometimes it is because of stress or anxiety. Most commonly, it is the constant need to feel as if they weight too much and need to remain slim.
When too many fish are taken out of the ocean it creates an imbalance that can erode the food web and lead to a loss of other important marine life, including vulnerable species like sea turtles and corals etc.
Answer:
SLEEP ON YOUR BACK OR YOUR RIGHT SIDE, THOSE POSITIONS WILL NOT HURT YOUR BACK
No, it's because we need to breathe. Your body needs oxygen. Air pressure has little to nothing to do with it as far as I know.