Stuttering affects roughly 1 percent of the world's population, yet it is not well researched. FatCamera via Getty Images Stuttering is a common speech condition that affects more than 70 million ...

For a long time, scientists have suspected that stuttering — a common speech condition that affects an estimated 1 in every 100 people — could be heritable. Despite how common it is, it's still a ...

Over three million Americans stutter. Approximately 5% of all children go through a period of stuttering that lasts months. Some can recover on their own, but for others, it can be a difficult road.

Nervousness. Stress. Shyness. Speaking more than one language. Thinking too quickly. None of these are reasons why people stutter. Yet, these misconceptions remain all too prevalent, says Angela ...