India, Sept. 6 -- About to smile and wave hello at someone, but bad breath makes you self-conscious and clamp your mouth shut (and maybe even run)? It turns out that despite regular brushing, your unpleasant mouth odour may still persist. But this lingering bad breath is far from an awkward, social embarrassment and may point to underlying dental or health issues, which you need to get checked immediately.

Dr Nitesh Motwani, oral and maxillofacial surgeon, dental implantologist, and co-founder at Smile Concepts, told HT Lifestyle that patients see such a similar case of lasting bad breath. He said, "My daily experience as a dental professional is also associated with such cases: a patient arrives at the dental office being confused: Doct...