These are anxiety and depression. The condition of anxiety results in many symptoms. Anxiety is the feeling of being afraid, worried or tense, and threatened. Physical symptoms include shaking, difficulty falling asleep, rapid heart rate, rapid respiratory rate, or difficulty breathing. When anxiety occurs, certain chemicals are turned on in the brain.
Anxiety can strain relationships with family and friends.
Anxiety also causes emotional symptoms that include a feeling of being ill at ease or fearful. These symptoms may cause behavioral changes that include staying away from persons, places, or things that stimulate the symptoms. Anxiety may also cause behaviors that eat away at a person's confidence in what they can do. Family and friends may not understand why you are worried about things that do not worry them. It may be hard for them to understand your symptoms and how difficult it is for you.