What are these symptoms a sign of? stomach pain, anxious feeling, muscle tention, shaking hands, muscle twitching, shallow breathing , muscle ache?

Anxiety Disorder: I understand your discomfort' the stresses at age 18 of relationships, school, finances, peer pressure, and unresolved feelings with parents, siblings and friends can cause anxiety. Use of alcohol and drugs can make anxiety worse. Please see a therapist for understanding these symptoms, to deal with stresses, and treatment including therapy, relaxation, meditation, exercise, and medication.