Halitosis (bad breath)
Find out what causes bad breath (halitosis), how to treat and prevent it, and when to seek medical advice.
Read about the possible causes of bad breath (halitosis), including poor oral hygiene, food and drink, smoking, crash dieting, certain medications, and, in rare cases, certain medical conditions.
Read about how bad breath (halitosis) can be treated and prevented. Treatment for bad breath will depend on what's causing it.