A MONTHLY NEWSLETTER
VOLUME 4, ISSUE 10
T h e Crow n ic le
Malocclusion and Dental Crowding Arose
12,000 years ago with Earliest Farmers
Laugh Out Loud
Malocclusion and dental
complex series of shape changes
crowding became common
commensurate with the
among the world’s earliest
transition to agriculture. The
farmers some 12,000 years ago
perfect harmony existing in
in Southwest Asia, according to
hunter-gatherer’s lower jaws and
findings published in the journal
teeth begins to fade when you
PLOS ONE. An international
examine the lower jaws and
team of scientists have
teeth of the earliest farmers. In
discovered a clear separation
the case of hunter-gatherers,
between European hunter-
correlation between inter-
g at h e re r s, N e a r E a s t e r n /
individual jawbones and dental
Anatolian semi-sedentary
distances suggest an almost
hunter-gatherers and
perfect state of equilibrium
t r a n s i t i o n a l f a r m e r s, a n d
between the two. In semi-
European farmers, based on the
sedentary hunter-gatherers and
form and structure of their
farming groups there was no
jawbones.
such correlation. This suggests
The team analyzed the
that the harmony between the
lower jaws and teeth crown
teeth and the jawbone was
dimensions
292
disrupted with the shift towards
archaeological skeletons from
ag ricultural practices and
the Levant, Anatolia and
sedentism in the region. The
Europe, from between
change may be linked to the
28,000-6,000 years ago. The
dietary changes among the
analysis showed that the lower
different populations.
of
jaws of the world’s earliest
farmers in the Levant, are not
F i n d t h e f u l l a r t i cl e o n
simply smaller versions of those
S c i e n c e D a i l y. c o m h t t p : / /
of the predecessor hunter-
www.sciencedaily.com/releases/
gatherers, but underwent a
2015/02/150204144653.htm
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