
The number of muscles it takes to frown has been a topic of debate for a long time. While some sources claim it takes 47 or 50 muscles to frown, others state it takes 37 or even just four. The latter is the same number of muscles required to smile, according to one source. However, most sources agree that it takes fewer muscles to smile than to frown.
| Characteristics | Values |
|---|---|
| Number of muscles to frown | 37, 43, 47 or 50 |
| Number of muscles to smile | 13 or 22 |
| Number of muscles to frown vs smile | More to frown |
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What You'll Learn
- It takes 50 muscles to make a frown, but only 13 to produce a smile
- The saying that it takes more muscles to frown than to smile is scientifically sound
- The number of muscles required to form a frown or a smile changes from telling to telling
- The muscles in the face are controlled by the seventh cranial nerve, also known as the facial nerve
- The facial nerve has five primary branches: temporal, zygomatic, buccal, mandibular and cervical

It takes 50 muscles to make a frown, but only 13 to produce a smile
It takes a lot more muscles to frown than it does to smile. The exact number of muscles used in each expression is up for debate, but it's generally agreed that more muscles are used to frown. One source says that it takes 50 muscles to frown and 13 to smile, while another says 47 to frown and 13 to smile. A third source says 37 to frown and 22 to smile.
There are 43 muscles in the face, most of which are controlled by the seventh cranial nerve (also known as the facial nerve). This nerve exits the cerebral cortex and emerges from your skull just in front of your ears. It then splits into five primary branches: temporal, zygomatic, buccal, mandibular and cervical. These branches reach different areas of the face and enervate muscles that allow the face to twist and contort into a variety of expressions.
The saying that it takes more muscles to frown than to smile has been around for so long that its origins are now forgotten. It's a piece of homespun wisdom that has been part of our cultural landscape for a long time. However, it's not clear whether the number of muscles used is a good reason to smile more. While it's true that smiling is a gesture of friendliness in most areas of the world, it's also true that the same amount of effort is used to produce a smile or a frown. So, the next time you're feeling down, remember that it takes a lot more muscles to frown than it does to smile!
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The saying that it takes more muscles to frown than to smile is scientifically sound
The smile is transmitted either consciously or subconsciously and is viewed across cultures as a sign of friendliness, especially when greeting someone. Frowns, on the other hand, are generally recognised as indicating sadness or disapproval. There are 43 muscles in the face, most of which are controlled by the seventh cranial nerve (also known as the facial nerve). This nerve exits the cerebral cortex and emerges from your skull just in front of your ears. It then splits into five primary branches: temporal, zygomatic, buccal, mandibular and cervical. These branches reach different areas of the face and enervate muscles that allow the face to twist and contort into a variety of expressions.
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The number of muscles required to form a frown or a smile changes from telling to telling
The discrepancy in the number of muscles required for each expression may be due to the fact that even what constitutes a smile is up for debate. Some people believe that the muscles around the eyes are involved in a smile, while others argue that only the muscles necessary to lift the corners of the mouth are needed.
Despite the varying numbers, it is generally agreed upon that it takes more muscles to frown than to smile. This popular aphorism has been a part of our cultural landscape for so long that no one now knows where it began. It is often used as a reminder to smile more, as smiling is seen as a gesture of friendliness in most areas of the world.
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The muscles in the face are controlled by the seventh cranial nerve, also known as the facial nerve
The facial nerve carries nerve fibres that control facial movement and expression. It also carries nerves that are involved in taste to the anterior 2/3 of the tongue and producing tears (lacrimal gland). It has small branches involved in moderating our sensitivity to noise volume (stapedius muscle) and several other muscles not involved in routine facial expression.
The facial nerve is also responsible for providing motor innervation to the facial muscles, enabling you to smile or frown. In addition to motor fibres, this multitasking nerve also contains sensory and parasympathetic components.
There is no real agreement as to how many muscles are worked in the face to produce a smile or a frown. It is often said that it takes more muscles to frown than to smile, with estimates ranging from 37 to 50 muscles to frown, and 13 to 22 muscles to smile. However, some sources claim that it takes the same amount of effort to produce either expression.
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The facial nerve has five primary branches: temporal, zygomatic, buccal, mandibular and cervical
It takes more muscles to frown than it does to smile. While the exact number of muscles used to frown is debated, with estimates ranging from 37 to 50, it is clear that frowning requires a greater number of muscles than smiling, which uses around 13.
The facial nerve, also known as the seventh cranial nerve, controls most of the 43 muscles in the face. This nerve exits the cerebral cortex and emerges from the skull just in front of the ears. It then splits into five primary branches: the temporal, zygomatic, buccal, mandibular, and cervical branches. These branches reach different areas of the face and enervate muscles, allowing the face to twist and contort into a variety of expressions, including frowns and smiles.
The temporal branch, for example, supplies muscles involved in raising the eyebrows, which can contribute to a frown. The zygomatic branch supplies muscles involved in smiling, such as the zygomaticus major and minor muscles. The buccal branch supplies muscles involved in chewing and facial expressions, such as the buccinator muscle, which can contribute to a frown by pulling the corners of the mouth downward. The mandibular branch supplies muscles involved in jaw movement, such as the masseter muscle, which can also contribute to a frown by clenching the jaw. Finally, the cervical branch supplies muscles in the neck and upper back, which may not be directly involved in frowning but can contribute to overall body posture associated with negative emotions.
In summary, while the exact number of muscles used to frown may vary, it is clear that frowning requires the coordination of multiple muscles supplied by the five primary branches of the facial nerve. These branches allow for the complex facial movements and expressions that we use to communicate a range of emotions, including sadness and disapproval.
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Frequently asked questions
It takes 37, 47 or 50 muscles to frown.
It takes 13 or 22 muscles to smile.
The seventh cranial nerve, or facial nerve, controls most of the 43 muscles in the face. These muscles allow the face to twist and contort into a variety of expressions.











































