Dr. David K Frey MD

St. John's wort is basically a plant which existed only in Europe, but today the plant can be found in USA and also some parts of Canada. The plant has oval-shaped leaves and golden-yellow flowers. The plant is attractive to look at having colorful petals and the colors of the flower are a mixed of...

Autism is a developmental disorder that affects children as early as infancy. It is usually characterized by delay in or deviation from standard patterns of development, primarily in areas such as social interaction, verbal and non-verbal communication and interests.A lifelong condition, the exact...

Insomnia is the inability to sleep that people of all ages can experience. It may be caused by a wide range of factors including physical discomfort or psychological problems. There is a direct relationship between insomnia and psychosocial factors. Factors such as increased age, conflicts with...

What are delusions?Delusions are untrue and unrealistic beliefs of a person. A delusion separates the person from reality and imagination. It was previously known as "paranoid disorder", which is a type of serious mental disorder. People with this disorder usually experience delusions associated...

Generalized Anxiety Disorder (GAD), also known as chronic anxiety neurosis, is a condition characterized by excessive anxiety and worry about common occurrences and everyday life events. It’s quite normal to feel anxious when there is a reason to worry, such as financial instability. However, a...

CausesMS is the result of an abnormal response of the body’s immune system. This response results in an attack on the central nervous system — the brain, spinal cord and optic nerve. Specifically the immune system attacks the protective coating around the nerve fibers — myelin — creating...