Back Hearing, Speech, and Language Speech, language, and hearing are an important part of a healthy child's life. Speech means the ability to make sounds, while language goes beyond this and refers to the ability to understand and use the sounds. Hearing is necessary for the proper development of speech and language. Many conditions that affect hearing require clinical care by a physician or other health care professional. Listed in the directory below are some of the conditions, for which we have provided a brief overview. Hearing Loss in Babies Age-Appropriate Hearing Milestones Age-Appropriate Speech and Language Milestones Sign of Problems in Speech, Hearing, and Language Development Hearing Loss Hearing Tests Management of Hearing Loss Hearing Aids