The human body is a wonderous thing, especially when you consider how intricate and efficient each bodily system is. For instance, an adult’s blood vessels could encircle the earth 2.5 times if ...

Without the need to carry the load of Earth’s gravity, the bones in the lower part of your body (legs, hips, and spine) are doing less work. The decrease in load bearing results in your bones losing ...

Lungs are among the heaviest organs in the human body. The right lung typically weighs about 1.4 pounds (0.6 kg), while the left lung is slightly smaller and weighs approximately 1.25 pounds ...

From causing muscle loss to raising the risk of blood clots, long-haul space missions can have a profound impact on the human body. When you purchase through links on our site, we may earn an ...

Bone and muscle deterioration, radiation exposure, vision impairment -- these are just a few of the challenges space travelers face on long-duration missions, even before considering the ...

When heat waves turns deadly: How extreme temperatures affect the human body In extreme heat, blood flow is redirected toward the skin to cool down, leading to increased heart strain, ...

Human-caused climate change has already made heat waves around the world more frequent and intense. ... What happens to your body. Normally, your body is used to a certain range of temperatures, ...

Here Are the 2 Ages in Life When ‘Dramatic Changes’ in the Human Body Accelerate the Process of Getting Older. A new study found that there are two specific periods when the human body ...

To count the number of cells in the human body, Ian Hatton at the Max Planck Institute for Mathematics in the Sciences in Leipzig, Germany and his colleagues analysed over 1500 scientific papers ...