Strong as steel and aircraft aluminum

Like Wonderbread before they were compelled to retract the false advertising claim, the Army builds healthy bodies 24 different ways. There are actually more permutations of disability defined by which limbs have been lost or paralyzed. If you think “healthy” is an affront to those vets struggling with therapy and their own will to live, imagine what they feel about the recruitment slogans Army Strong, or Be All You Can Be.
 
Army of One probably describes it.