Tiny shapeshifting robots brush and floss your teeth, kill bacteria

Like many menial tasks, there may soon be a way to outsource brushing your teeth to robots. Engineers at the University of Pennsylvania have developed a system of microrobots that can change shape to form bristles or floss. They don’t just brush plaque… Continue reading Tiny shapeshifting robots brush and floss your teeth, kill bacteria

Acidity sensor creates a heat map of teeth at risk of decay

A cavity is a pretty clear sign of tooth trouble, but there are warnings to be seen before these tiny openings start to appear. A newly developed optical device is designed to reveal at-risk areas of our teeth by detecting hotspots of high acidity in d… Continue reading Acidity sensor creates a heat map of teeth at risk of decay

Poor oral health linked to wide variety of diseases and mental illness

Examining health records from more than 60,000 people, researchers found gum disease increased a person's risk of developing a number of illnesses

In one of the largest studies of its kind to date UK researchers have found gum disease to be associated with an increased risk of developing cardiovascular and autoimmune disease. The findings build on a growing body of research linking poor oral health with broader chronic disease.

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Continue reading Poor oral health linked to wide variety of diseases and mental illness

Iron-oxide “nanozymes” could help fight cavities

For people with particularly cavity-prone teeth, daily brushing and flossing aren’t always enough. A new treatment could help, as it uses tiny particles known as nanozymes to break down plaque and kill cavity-causing bacteria.Continue ReadingCategory: … Continue reading Iron-oxide “nanozymes” could help fight cavities

Oldest cavities ever found in a mammal betray a prehistoric sweet tooth

While for us the discovery of a cavity might mean it’s time for a trip to the dentist’s office, their discovery in our early ancestors can act as an important indicator of ancient dietary trends. Fresh analysis of 54-million-year-old fossils has reveal… Continue reading Oldest cavities ever found in a mammal betray a prehistoric sweet tooth

Dental implant could heal infected gums by generating electricity

While implanted artificial teeth do offer a longer-term alternative to dentures, they may need to be surgically replaced if chronic gum infections occur. Scientists are thus working on a better implant, that would generate electricity via mouth movemen… Continue reading Dental implant could heal infected gums by generating electricity

Enzyme-based treatment could help prevent dental cavities in children

With their often high-sugar diets and lax brushing habits, many children are particularly susceptible to cavities. An experimental new treatment could help, however, using enzymes to weaken the plaque that forms on the teeth.Continue ReadingCategory: H… Continue reading Enzyme-based treatment could help prevent dental cavities in children

100,000 year-old Neanderthal oral microbiomes reveal evolutionary clues

Scientists have analyzed the fossilized dental plaque of Neanderthals to sequence the oral microbiome, including the oldest ever, at 100,000 years old. By comparing them to humans and other primates, the study reveals new insights into how this symbiot… Continue reading 100,000 year-old Neanderthal oral microbiomes reveal evolutionary clues