Dr. Michael S Lancaster M.D.

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...

Autism spectrum disorder (ASD) can cause issues in crucial areas of development, such as social interaction, verbal and nonverbal communication, creative and imaginative play, and sensory processing.Children with ASD may have difficulty understanding and communicating their needs and wants to...

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:...

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,...

Since autism spectrum disorder (ASD) is a neurodevelopmental disorder, there are a variety of different symptoms. Different children with ASD will have different reactions, symptoms, and complications on different levels. Typically, autism impairs social and communication skills; however, the...