For hundreds of thousands of years, humans did not brush their teeth. What happens if I stop altogether? - Quora
For hundreds of thousands of years, humans did not brush their teeth. What happens if I stop altogether? - Quora
For hundreds of thousands of years, humans did not brush their teeth. What happens if I stop altogether? - Quora
For hundreds of thousands of years, humans did not brush their teeth. What happens if I stop altogether? - Quora
![Man who hasn't brushed teeth for 20 years shows extent of decay - and it isn't pretty - Mirror Online Man who hasn't brushed teeth for 20 years shows extent of decay - and it isn't pretty - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article10759870.ece/ALTERNATES/s615b/Man-who-hasnt-brushed-his-teeth-in-20yrs-shows-off-extent-of-damage.jpg)