How to take a shower in a cast<br>Purchase a cast cover. This is probably the easiest means of waterproofing a cast, as it takes care of some work for you. You can ask your doctor or pharmacist about cast covers.
Doctors don't know how to waterproof a cast.
( z1 know :polarity - :ARG0 ( z2 doctor ) :ARG1 ( z3 waterproof :ARG0 z2 :ARG1 ( z4 thing :ARG1-of ( z5 cast ) ) ) )