Depression could be linked to a lack of diversity in the bacteria in your mouth, according to new research. As you read this, your mouth contains between 500 billion and 1 trillion bacteria. After the ...

An electron microscope image showing clumps of Streptococcus mutans, strains of which are the dominant cavity-causing bacteria in humans. The bacteria form clumps after producing and secreting a ...

EXETER, England — Most people know that brushing and flossing help prevent cavities and gum disease, but maintaining good oral health might also be linked to brain function as we age. A new study ...

Scientists have discovered a link between bacteria in the mouth and gut and the progression of cognitive decline in Parkinson's disease. Specific changes in these bacteria, known as the microbiome, ...

People with certain bacteria and fungi in their mouths may face a dramatically higher risk of pancreatic cancer — more than three times greater — according to new research from NYU Langone Health and ...