You're generally limited to two ejections barring any disqualifying health issues. The military doesn't like to throw away its personnel investments when they've gained some hard won experience.
replyHow so, because of the damage to the body?
replyThey 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.
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