How so, because of the damage to the body?
They impart significant g forces (~15g) in line with the spine. Compression fractures are common, and most people permanently lose height as a result of the event. The goal is to provide a result better than death.
alt Hacker News
They impart significant g forces (~15g) in line with the spine. Compression fractures are common, and most people permanently lose height as a result of the event. The goal is to provide a result better than death.