The Voice

The Voice

How the human voice is produced, what shapes a healthy voice, and the extra demands placed on singers, actors, teachers and other professional voice users.

Understanding the voice

Basic Information about the Human Voice

At birth, a baby's larynx is 2 cm long and 2 cm wide, about one third the size of an adult's.

What Are the Vocal Cords?

Every person has two vocal cords located in the middle of the neck, just below the pharynx and just above the trachea.

Histological Structure of Vocal Cords

Since Hirano's discovery of the layered structure of the lamina propria in 1974, our knowledge of the histologic structure of the vocal cords has increased.

Fundamental Frequency of the Vocal Cords

The fundamental frequency (F0) of a newborn baby's vocal cords is between 450-520 Hz.

Physics of Sound

Sound is a periodic pressure change that can be perceived by the hearing organs of living things.

Voice Analysis

Acoustic analysis of voice function is frequently used in clinics to obtain meaningful information about underlying laryngeal pathology through careful examination of the signals emitted from the mouth.

Voice Development

At birth, a baby's larynx is 2 cm long and 2 cm wide, which is about a third of the size of an adult.

Voice Failure

Hoarseness can be better understood by looking at how the voice is created.

Causes of Voice Failure

Hoarseness can be caused by a wide variety of diseases.

Most Common Causes of Hoarseness

Voice problems can be caused by many different reasons.

What to Do for a Healthy Voice

Control your stress, don't hide it.

What Not to Do for a Healthy Voice

Do not talk loudly and do not shout.

Voice Changes: Warning Signs

Hoarseness may be the first symptom of various diseases.