The name “Adam’s apple” comes from an old folk belief that a piece of the forbidden fruit from the Garden of Eden got permanently lodged in Adam’s throat after he swallowed it. The visible bump in the neck, more prominent in men, supposedly marked where that fruit stuck. The English term is a direct translation of the Latin “pomum Adami,” which appeared in European medical texts as early as 1600. One of the first English uses shows up in a 1662 translation of the Danish anatomist Thomas Bartholin’s work, which explained that “the common people have a belief, that by the judgment of God, a part of that fatal Apple, abode sticking in” Adam’s throat.
The Folklore Behind the Name
The story is simple: Adam ate the forbidden fruit, it got caught in his throat, and the bump has been passed down to his male descendants ever since. It’s a myth with no basis in anatomy or scripture, but the image was vivid enough to stick around for centuries. The Bible never specifies what the forbidden fruit was, and it certainly doesn’t mention anything lodging in anyone’s throat. Still, the story gave people a memorable way to explain why men have a noticeable lump at the front of the neck that women generally don’t.
The Latin phrase “pomum Adami” circulated among European physicians and anatomists well before it entered everyday English. By the time Bartholin’s anatomy textbook was translated in the 1660s, the term was already standard enough that the translator felt it needed an origin story for English readers. That folk explanation, charming as it is, was always tongue-in-cheek even among the doctors who used the term.
What the Adam’s Apple Actually Is
The bump you see and feel is the laryngeal prominence, the spot where the two halves of the thyroid cartilage meet at the front of the neck. The thyroid cartilage is the largest of the nine cartilages that make up the larynx (your voice box), and this forward-facing ridge is its most visible feature. It forms during embryological development when two plates of cartilage fuse together in the midline, creating a V-shaped angle that points outward.
Its primary job is protection. The vocal cords sit directly behind and just below the prominence, and the cartilage acts as a shield for these delicate structures. The Adam’s apple itself has no nerves of its own, though important nerves run on either side of it.
Why It’s Bigger in Men
Everyone has a thyroid cartilage, but testosterone during puberty is what makes the Adam’s apple noticeably larger in males. Between roughly ages 12 and 18, testosterone drives a growth spurt in the larynx. The two cartilage plates grow larger and the angle where they meet becomes sharper, pushing the prominence further forward under the skin.
In numbers: the average angle between the two cartilage plates is about 88 degrees in men and about 103 degrees in women. A narrower angle means a more pointed, more visible bump. This is also why men’s voices drop during puberty. As the cartilage grows, the vocal cords behind it get longer and thicker, which lowers pitch. Men with a wider neck at the Adam’s apple level tend to have longer vocal cords and deeper voices. The larynx can continue subtle shape changes into the mid-20s, even after puberty is technically over.
Women have the same structure, just with a wider angle that sits flatter against the neck. Some women have a visible Adam’s apple, and some men have a relatively subtle one. The variation is normal and depends on genetics, body composition, and individual hormone levels during development.
Voice Pitch and Larynx Size
The connection between a prominent Adam’s apple and a deep voice isn’t coincidental. Larger laryngeal cartilage means more room for longer, thicker vocal cords, and longer cords vibrate at a lower frequency, the same principle that makes a bass guitar string sound lower than a treble one. Studies using CT imaging and anatomical measurements confirm that the growth of the cartilage framework directly leads to longer vocal folds and increased vocal fold mass.
Fundamental frequency, the technical term for the baseline pitch of your voice, correlates negatively with neck circumference at the Adam’s apple level. In plain terms: a bigger bump generally means a lower voice. This is why the voice “cracks” during male puberty. The cartilage and vocal cords are growing rapidly, and the brain is still learning to coordinate the muscles that control the newly resized instrument.
Cosmetic Reduction Surgery
Some people choose to have the prominence surgically reduced, a procedure informally called a “tracheal shave.” It’s most commonly requested by transgender women, though cisgender men and women sometimes seek it too. The surgeon shaves down the protruding cartilage to create a smoother neck profile. Because the vocal cords attach close to the inner surface of this cartilage, there’s a small risk of affecting voice quality if too much material is removed. For most people, the procedure is straightforward, but the proximity to the vocal cords and airway means it requires a surgeon experienced with the anatomy.
Lumps That Aren’t the Adam’s Apple
A new or changing bump in the front of your neck isn’t always the laryngeal prominence. The thyroid gland sits just below the Adam’s apple, and thyroid nodules, which are quite common, can create visible or palpable lumps in the same general area. One way to tell the difference: thyroid nodules and goiters typically move up and down when you swallow, while the Adam’s apple is a fixed bony landmark that doesn’t shift independently. Any new lump, especially one that’s growing, feels hard, or doesn’t move with swallowing, is worth getting checked with an ultrasound.