Dr. David G. Grubb M.D.

Attention deficit hyperactivity disorder (ADHD) is a neurological/behavioral disorder that affects a person's ability to control one's behavior. The real cause of attention deficit hyperactivity disorder (ADHD) is unknown, although numerous factors are thought to be responsible. GeneticsPeople...

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...

Depression is a state of mind wherein people feel sad, anxious, and upset all the time. It is a mental condition that affects the way a person thinks, feels, and behaves. Depression happens when people's thoughts turn completely negative and they later become distant avoiding any form of social...

A phobia can be defined as a debilitating and overwhelming fear of a situation, object, animal, feeling, or place. Phobias are more evident compared to "fear" and normally occur when an individual has an unrealistic or exaggerated sense of danger about an object or situation. In case a phobia gets...

Attention deficit hyperactivity disorder (ADHD) doesn’t just occur in children. It can also occur during adulthood. Actually, it has been estimated that about 70% of adults continue to struggle with ADHD. In other cases, adults who have never been diagnosed with ADHD during their childhood days...

Clinical depression is a serious medical illness that negatively affects how an individual feels, thinks, and how he or she acts. Depression varies from mild to severe, and in certain instances the individual can experience temporary episodes of sadness.Clinical depression is also known as major...