Robert McLean DDS - Open your mouth and look at your tongue. That may sound strange, but your tongue can tell a lot about your health. For example, a black and hairy
Viruet Periodontics - Open your mouth and look at your tongue. That may sound strange, but your tongue can tell a lot about your health. For example, a black and hairy looking
![NHS urged to add 'Covid tongue' to official symptoms list as experts fear 1 in 5 cases are missed | The US Sun NHS urged to add 'Covid tongue' to official symptoms list as experts fear 1 in 5 cases are missed | The US Sun](https://www.thesun.co.uk/wp-content/uploads/2021/01/NINTCHDBPICT000631990111.jpg)