When thereâs not enough of these hormones, your body has trouble with these basic functions. That causes the symptoms of adrenal insufficiency -- fatigue, muscle weakness, low appetite, weight loss, and belly pain, among others. You can have either primary or secondary adrenal insufficiency.
In the DOM event model, there is a clear distinction between an event listener and a listener function: an event listener is an instance of a class that implements the EventListener interface, whereas a listener function is a method of that class named handleEvent().
Activity listening is an important business communication skill, and it can involve making sounds that indicate attentiveness, as well as the listener giving feedback in the form of a paraphrased rendition of what has been said by the other party for their confirmation.