Debra Leigh Heifner

Dyslexia refers to a disorder characterized by disability in reading. This is a very common learning disability and is found to affect a large percentage of people in the country. Children with this learning disorder are found to have normal vision and intelligence. In many cases, the condition...

IntroductionTay-Sachs disease is a genetic disorder that affects the brain's nerve cells. Individuals who have this disorder lacks a type of protein that is needed to break down fatty substances in the brain. Without this protein, fatty substances accumulate in the brain to toxic levels, which...

Autism is a developmental disorder that affects an individual's communication, social, and interpersonal skills. For individuals with this neurological disorder, their normal brain development supporting communication and social skills are impaired. Autism is also known as autism spectrum disorder...

IntroductionDysphagia is the medical term for difficulty swallowing. A person with dysphagia finds it more difficult to move liquid or food from the mouth to the stomach. Dysphagia is most likely caused by muscle and nerve problems. When food is swallowed, multiple muscles and nerves are...

MS 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. The immune system attacks the protective coating around the nerve fibers - myelin - creating scar tissue on and around...

Multiple Sclerosis is a complex disease that can be caused by several factors; genetic structure is one of them. Several genes are thought to play a role in the development of MS. If any of a close relative, such as a sibling or a parent, has this disease, your chance of developing MS is slightly...