Bryan Youngwoo Yoon MD, PHD

Generalized Anxiety Disorder (GAD), also known as chronic anxiety neurosis, is a condition characterized by excessive anxiety and worry about common occurrences and everyday life events. It’s quite normal to feel anxious when there is a reason to worry, such as financial instability. However, a...

Multiple Sclerosis is a complex disease that can be caused by several factors; genetic structure is one of them. Several genes are thought to play a role in the development of MS. If any of a close relative, such as a sibling or a parent, has this disease, your chance of developing MS is slightly...

Social Anxiety Disorder, also known as social phobia, is a type of anxiety disorder in which a person feels excessively fearful of social situations. A person suffering from this disorder lack social skills and has trouble meeting new people, talking to people, and attending social gatherings. They...

Attention deficit hyperactivity disorder (ADHD) is one of those complex mental disorders that can negatively affect a child’s success in education and the relationship with other children. ADHD symptoms usually vary and are sometimes hard to be recognized since most children will exhibit them at...

Cognitive dissonance definitionPsychologically speaking, cognitive dissonance is the mental discomfort (stress) that a person undergoes when he/she goes through simultaneous contradiction of ideas, values, or beliefs when doing something that runs counter to one or more of the ideas, values, or...

Introduction Tachypnea is a medical term, which means rapid and shallow breathing. This condition is often confused with hyperventilation, which is another type of abnormal breathing that is characterized by rapid but deep breathing. Both conditions are caused by carbon dioxide buildup in the...