G-force is the force that a pilot will experience during an aerobatic manoeuvre. It's a multiple of the force that you get from the Earth's gravity. So nine G, for instance, is a force that's ...

The human body’s construction ... A pilot’s first indication of G-force effects is being pushed down forcefully into their ...

Wonky theoretical explanations aside, it would simply take far too much fuel and energy to propel any human-bearing ... at higher intensity, g-force becomes fatal as our body’s internal fluid ...

G-Force (noun): a measurement of an object’s acceleration; it is the net effect of the acceleration ... as they create incredible stress on the human body, and make the pilot exhausted.

While the possibility of traveling to space is unquestionably thrilling, the actual effects it has on the human body aren't just rough — they are, in some cases, downright horrifying.

Before us Earthlings embark on a seven-month sojourn to the Red Planet—or any other celestial location—we need to understand how the harsh conditions of space can affect our bodies.