Typically it is said when listening to someone talking-- it is a polite way to let them know that you are paying attention. Think of it as going 'mm' or 'ah'.
There are numerous emotional and physical disorders that have been linked to stress including depression, anxiety, heart attacks, stroke, hypertension, immune system disturbances that increase susceptibility to infections, a host of viral linked disorders ranging from the common cold and herpes to AIDS and certain cancers, as well as autoimmune ...
Learn the toll stress can take on the body. Constant stress can increase your risk for long-term health issues like heart attack and diabetes. Learn the toll stress can take on the body. Constant stress can increase your risk for long-term health issues like heart attack and diabetes.