Act as if the world was a piece of paper rolled up where each end touched the other. then just pull them so they form a 2-D map.
The changes that Sarah is experiencing is climacteric because the changes that she is experiencing are all physical and this happens when she is to undergo menopause. That is why it is called climacteric, an event that is happening or simply the symptoms that she is having because of her undergoing to menopause.
It causes a cough that often brings up mucus. It can also cause shortness of breath, wheezing, a low fever, and chest tightness.