<unk> , also known as Harness Hang Syndrome (HHS) occurs when the human body is held upright without any movement for a period of time. If the person is strapped into a harness or tied to an upright object they amy eventually sustain the Central Ischaemic Response (commonly known as Fainting).  If one faints but remains vertical, one risks death due to one's brain not receiving the oxygen it requires.
Suspension trauma
Blast injury
Disc slip
Coup contrecoup injury
Penetrating trauma
Occult fracture
Barotrauma
Crush injury