Old Skulls Could Help Us Understand Why We Have Crooked Teeth
Human fossils can tell us a lot about human characteristics in the different ages. Researchers want to study the human skulls to find out when and why crooked teeth appeared.
Key takeaways:
- People from distant ages did not have dental problems. These people had straight and symmetrical teeth as evidence from fossils and skeletons indicates.
- There is no proper answer why people have crooked teeth despite millions of dollars used on retainers and braces in an attempt to get a perfect smile.
- Some significant change must have happened during the Industrial revolution marked by a shift to urban lifestyles. People now have narrower mouths.
Read the full story here