Strauss currently wears a compression sleeve and glove, gives herself light-touch massages, and does non-weight-bearing exercises to treat her lymphedema.

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He underwent a routine arthroscopy and micro-fracture to two small areas in his right knee and will be non weight-bearing for six to eight weeks.

BBC: Flintoff undergoes knee surgery

Planes already use metallic foam in non-load-bearing parts, to reduce weight.

ECONOMIST: MONITOR