Diabetes
A condition called diabetic ketoacidosis is a complication of diabetes. In type 2 diabetes, the patient has a sweet smell from the mouth – if you notice this yourself, take a blood test for sugar.
Liver cirrhosis
One of the functions of the liver is to cleanse the body of toxic substances, and when the body cannot deal with it, the toxins enter the blood and urine, as well as the exhaled air, so check the liver if the breath is bad.
Multiple sclerosis
In this autoimmune disease, the body attacks its own central nervous system cells. Already at an early stage of the disease, the patient develops bad breath, which has been proven by numerous scientific studies published in authoritative publications.