causes of bad breath and dry mouth
Bad breath (clinically termed halitosis) is most commonly the result of poor dental hygiene and can be worsened by certain habits (such as smoking or tobacco use) or through the consumption of odorous foods such as onions, garlic, coffee, alcohol, dairy products, orange juice, soda, and more.
Causes of Mouth Dryness. Ongoing dryness of your mouth can be a symptom of various medical conditions, including Parkinson's disease, as the Journal of Parkinson's Disease reports, or even diabetes. Mouth dryness (known as xerostomia) is also a side effect of some medication.