CCC 990 The term “flesh” refers to man in his state of weakness and mortality.1 The “resurrection of the flesh” (the literal formulation of the Apostles’ Creed) means not only that the immortal soul will live on after death, but that even our “mortal body” will come to life again.2

1 Cf. Gen 6:3; Ps 56:5; Isa 40:6.
2 Rom 8:11.