Jon Kenneth Ashby PHD CCC SLPA

Autism spectrum disorder (ASD), or autism, is a term used to describe a group of complex brain disorders in human beings. These disorders affect the social interaction of a person, verbal skills, nonverbal communication, and repetitive behaviors, along with any activity that needs a person to react...

What is dysarthria?Dysarthria is a speech disorder that is caused by weak, paralyzed, or damaged oral muscles. Those who have dysarthria usually have trouble speaking along with poor articulation, poor phonation, and poor respiration. Others may also have a hard time understanding people who have...

Fetal alcohol syndrome refers to the birth defects that result from exposure to alcohol during pregnancy. Excessive consumption of alcohol during pregnancy may result in the child developing physical deformities, mental conditions, behavioral issues, and learning disorders. The symptoms of fetal...

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...

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...

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...