Dr. David Keydai Chang M.D.

Recommended Articles

• What Are the Factors that Contribute to Autism?

  The causes of autism spectrum disorders (ASDs) are still unclear. Even though research shows that genetic factors are predominate, they are not the one and only cause. In fact, it’s much more likely that there are multiple causes rather than just one.1. Genetic FactorsThere are multiple studies...

• Everything You Need To Know About Agoraphobia

  Agoraphobia is an anxiety disorder in which you feel extremely fearful of places and situations that are uncomfortable and dangerous according to you. These are the places that make you feel trapped and assume that the escape might be difficult in the case of a panic attack, such as an elevator, a...

• What Is an Auditory Hallucination?

  Auditory hallucinations are false perceptions of sound in the absence of an external stimulus. You basically hear voices talking to you or other noises or music, which others around you do not hear. It is a very common symptom among schizophrenics. As a percentage, about 70 percent of schizophrenic...

• Tips for Parents who are Raising a Child with Autism

  If you are a parent who has a child with autism, you need to be proactive when it comes to understand your child's condition, and weighing out different treatments options. It is common for you to work with a multitude of people to help make the best decision for your child. A child's ability to...

• Early Warning Signs of Multiple Sclerosis

  Is it Multiple Sclerosis?Although some of the symptoms of multiple sclerosis are common, there is no definitive pattern that applies to everyone. The symptoms of multiple sclerosis also resemble those of many other diseases. What sets the symptoms of MS apart from other conditions is time. In many...

• What is Post-Traumatic Stress Disorder?

  Post-traumatic stress disorder, or PTSD, is an anxiety disorder that a person develops after witnessing a very stressful and terrifying event. In most cases, the person must have faced a life-threatening event or an incident in which serious injury was involved. Events that trigger fear,...