example 5 use the result of example 3 to find the average rate of change of from 3 to 0 the average rate of change of from 3 to 0 is a 0 3 3 1 a difference quotient can also be used to define a function that allows us to determine the average rate of change
This is called post-nasal drip. When this happens, individuals will feel chest pain and other symptoms of chest congestion aside from the allergy symptoms. Treatment of chest congestion caused by seasonal allergies is related to the treatment of the allergy.
Mild allergies are an inconvenience, but severe allergies can be life-threatening. Mild allergy symptoms may not be extreme, but they can affect the entire body. Mild symptoms include skin rash, hives, runny nose, itchy eyes, nausea, or stomach cramping. Severe allergy symptoms are more extreme. Swelling caused by the allergic reaction can spread to the throat and lungs, causing allergenic asthma or a serious condition known as anaphylaxis.