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Not proof, but logic: Without machinery to do the work of processing food, it has to done by hand or not at all, which leads to a lot more jaw work. Especially
by lithocarpus 1y ago
Not proof, but logic: Without machinery to do the work of processing food, it has to done by hand or not at all, which leads to a lot more jaw work. Especially if you're eating a lot of animals where you'll be eating off of bones. But even with plants too.
- deleted 1y ago[deleted]
- georgeburdell 1y agoWhere is the feedback mechanism that ties extra jaw exercise to straight teeth?
- travisjungroth 1y agoThe strengthening of the jaw during childhood leads to a larger jaw, and more room for teeth. Our jaws are too small. "Straightening" (like I said earlier) isn't exactly correct. This whole topic is debated.