Dr. Lisa C Yeh M.D.

It’s sometimes difficult to understand your kids and their behavior. One moment they are happy and the next moment, they seem sad or irritated. Well, this kind of innocent behavior in children can be considered normal under certain conditions, but not always. For example, anxiety is useful and...

It’s normal for young children to feel anxious when they're separated from a loved one. However, when this fear occurs in a child above six years of age, is intense, and persists for more than four weeks, the child may have separation anxiety disorder.What is Separation Anxiety Disorder?Separation...

An eating disorder is usually classified as any one of a broad range of psychological disorders, but more specifically ones that demonstrate eating habits that are abnormal or absurd. The most common eating disorders are anorexia nervosa, bulimia nervosa, and binge-eating disorder. Anorexia refers...

Schizophrenia is a serious mental disorder involving a breakdown that drastically affects how a person thinks, feels, and behaves. The disorder has five subtypes, one of which is disorganized schizophrenia. Its very name implies the typical and predominant characteristics by which it is identified:...

Knowing the warning signs of an eating disorder is important, since the early detection of an existing or developing eating disorder will give a sufferer the help he or she needs sooner. Detecting the warning signs may not always be easy. When someone has an eating disorder, they usually feel...

Depression and AnxietyDepression and anxiety are disorders that are different from each other, but people suffering from depression often have symptoms that closely resemble those of anxiety. The disorder, in fact, starts out as anxiety, and if not treated at the right time with the right diagnosis,...