Many of the body's biggest flaws are the result of evolution building on old designs instead of starting over. Our spine, ...

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Take an incredible journey inside the human body and discover how your brain, heart, blood vessels, red blood cells, and immune system work together every second. Discover how oxygen travels through ...

The White House last month hosted a UFC event as part of celebrations of 250 years of American independence. The fighters on the card relied on body conditioning techniques that have been around for ...

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An international team of scientists and clinicians has announced the launch of a new open-access 3D portal that allows users to explore intact human organs in unprecedented detail—from the whole organ ...

The discovery of the interstitium made waves, with many questioning whether scientists had discovered a new organ. “It's actually not an organ. It's a system,” said Neil Theise, a medical doctor and ...

Hunger exists on a spectrum. On the one end is food insecurity, where people are forced to adjust to fewer meals. As food becomes scarce, the body consumes its own reserves. The journey from hunger to ...

Putting people into sleep mode is a sci-fi concept that's a lot closer to becoming real than you might think. Erin Belback is part of an ongoing human trial backed by NASA that aims to replicate the ...