5 Reasons to Scrape Your Tongue and How to Do It

Link:

https://www.healthline.com/health/dental-and-oral-health/tongue-scraping

https://www.health.harvard.edu/blog/bad-breath-what-causes-it-and-what-to-do-about-it-2019012115803

Wychwood Dental's takeaway:

You will be amazed at what you are able to scrape off your tongue. The refreshing feeling afterwards will have you wanting to do this daily. Just don’t use excessive force and clean or change your tongue scraper frequently.