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Do men pass down through their genes a trait for extra ear hair?

ANSWER

Doctors don’t know exactly why some people have so much ear hair. For many years, researchers thought it was a trait men passed down genetically, through their Y chromosome. However, more recent studies say that isn’t true.

SOURCES:

About Kids Health: “What Your Newborn Baby Looks Like.”

Medscape: “Male Aesthetics.”

World Health Organization: “The Anatomy and Physiology of the Ear and Hearing.”

American Speech Language Hearing Association: “How Our Balance System Works.”

Lee, A.C. European Journal of Human Genetics, December 2004.

Al Aboud, D. Our Dermatology Online, 2014.

Woods, D., Pediatrics, August 1982.

Pavone, P. Italian Journal of Pediatrics, published online Aug. 5, 2015.

Schaefer, P., American Family Physician, Dec. 1, 2012.

Nemours TeensHealth: “All About Ears.”

American Family Physician: “Removal of Unwanted Facial Hair.”

Reviewed by Sabrina Felson on June 15, 2020

SOURCES:

About Kids Health: “What Your Newborn Baby Looks Like.”

Medscape: “Male Aesthetics.”

World Health Organization: “The Anatomy and Physiology of the Ear and Hearing.”

American Speech Language Hearing Association: “How Our Balance System Works.”

Lee, A.C. European Journal of Human Genetics, December 2004.

Al Aboud, D. Our Dermatology Online, 2014.

Woods, D., Pediatrics, August 1982.

Pavone, P. Italian Journal of Pediatrics, published online Aug. 5, 2015.

Schaefer, P., American Family Physician, Dec. 1, 2012.

Nemours TeensHealth: “All About Ears.”

American Family Physician: “Removal of Unwanted Facial Hair.”

Reviewed by Sabrina Felson on June 15, 2020

NEXT QUESTION:

Is it common to have very long hair on your outer ear?

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