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What your mouth can reveal about your health

June 4, 2026

Mouth ulcers, gum disease, cavities — even the tongue — can provide warnings of diabetes, heart disease, and stroke. Learn what your mouth says about health.

https://p.dw.com/p/5EijZ

In Good Shape takes a closer look inside the mouth, where common diseases such as diabetes and heart disease can often be detected early. Because the mouth is densely supplied with blood vessels, changes in metabolism and blood circulation can show up on the tongue and oral mucosa. What causes mouth ulcers, sores and gum inflammation?

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A woman wearing headphones (R) dances in front of a yellow brick wall with the "In Good Shape" show logo superimposed on it

In Good Shape — The Health Show

How can we lead a healthy life? What is good for our body and soul? What kind of exercise can make us - or keep us fit? Find out more on In Good Shape, the health show on DW.

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