Columbia University Health Services

A hearing test measures hearing threshold, which is the softest sound an individual can hear at a variety of low and high pitches. An audiogram is the graphic representation of the results. Pitch, which is measured in hertz (Hz), is charted across the top while loudness, measured in decibels (dB), is labeled along the side. Normal hearing ranges from 0-20 dB.

Go Ask Alice! is the health question and answer Internet service produced by the Alice! Health Promotion Program. If it's on your mind, it's probably on Go Ask Alice!

The Office of Disability Services (ODS) facilitates equal access for students with disabilities by coordinating accommodations and support services, thereby cultivating a campus culture that is sensitive and responsive to the needs of students. For more information to go the Office of Disability Services.