Tonsil stones may be cause of bad breath

Hello, dear readers! Welcome to the monthly letters column. You have been keeping our mailboxes busy, so we will dive right in.

– A recent column about tonsil stones prompted a reader with chronic bad breath to wonder if this might be the cause. “I have done everything possible, including brushing twice a day, but all the measures taken didn’t help cure my bad breath,” he wrote. “Is it possible my …