Dr. Mark Scott Marshall M.D.

It is a formidable task to define schizophrenia unless we accept an unsatisfactory definition that consists of a list of the most common characteristics of the disorder.Some psychiatrists consider schizophrenia as an illness, others a syndrome, a mental mechanism, or even a way of living. There is...

Autism is a kind of disorder that affects the developmental side of a person, and it affects social and communication skills. Irritability is the major symptom of autism, which complicates the adjustments in and around the person. The person may show various behaviors, such as hostility, outbursts,...

What is Intellectual Disability?Intellectual disability is characterized by the lack of skills or mental ability needed for everyday living. Individuals with intellectual disabilities are able to learn new skills but at a slower pace. The degrees of intellectual disability may vary from mild to...

It’s quite normal to feel nervous and have butterflies in your stomach before going to a job interview, a blind date or making an important decision. This anxiousness is body’s natural response to stress and danger. It is an automatic alarm that rings when you feel threatened, under pressure, or...

Everyone feels anxious from time to time, but chronic anxiety can adversely impact the quality of your life. While in moderation, anxiety is not a bad thing, but when it becomes intense, it can have serious consequences on your physical health too. Everyone experiences anxiety differently. Some have...

Most patients who are diagnosed with multiple sclerosis usually fall under the category of having RRMS. In most patients, relapsing-remitting multiple sclerosis in the course of the disease changes after several decades and usually becomes worse, and the patient’s diagnosis is likely to progress...