Dr. Wing Hon Yeung M.D.

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,...

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...

Antisocial Personality DisorderAntisocial personality disorder, also called sociopathy, is a type of personality disorder that is characterized by irresponsible, criminal, and impulsive behavior. A person with antisocial personality disorder is often reckless, dishonest, and manipulative with no...

Chronic obstructive pulmonary disease (COPD) is a progressive disease, which currently does not have a cure yet, as modern medicine has not found a way to reverse the damage done to the airways and lungs. For this reason, there is a slow and long-term development of debilitating symptoms. The...

Nymphomania is a mental disorder. The person shows characteristic compulsive sexual behavior. Compulsive means unwanted actions and rituals. The person repeatedly engages in it without getting any pleasure out of it, or the person is unable to control the behaviors. A person with nymphomania acts...

Life is a series of peaks and valleys as we try to experience, explore, and feel different things all throughout it. That's just the way life is for most of us, and we learn to navigate life's challenges and grow from our experiences. But for people with bipolar disorder, life takes on a much more...