Biologists have debated the reason why Homo sapiens evolved a prominent lower jaw, but this unique feature may actually be a by-product of other traits shaped by natural selection ...

Advocates say Indian Health Service patients should not receive treatment that is considered antiquated in the private sector ...

More than a decade before he became the country’s first president, George Washington was leading a critical campaign in the ...

There are Americans who are "obscenely obese and at the same time malnourished," Health and Human Services Secretary Robert F ...

Fossil and modern wolf teeth show that as winters grow warmer and snow declines, gray wolves are forced to work harder for food.

The federal agency that provides health care to Native Americans and Alaska Natives has announced it will phase out the use of dental fillings containing mercury. The Indian Health Service has used ...

Founding father myths: Did George Washington really have wooden teeth? - On this day 250 years ago, Washington would have been nearing the culmination of an almost year-long siege that effectively ...

Oklahoma oil companies left behind tens of thousands of unplugged wells that belch greenhouse gases and allow industrial waste to spread belowground.

Nighttime teeth grinding typically occurs outside of conscious awareness, allowing damage to accumulate gradually. Repeated ...