A massage therapist may not be able to penetrate the deep layers of muscle and soft tissue in the first session. Depending on the situation, the therapist may need to modify the massage to keep the client comfortable so they do not subconsciously resist the work.
A CD-ROM /ËsiËËdiËËrÉm/ is a pre-pressed optical compact disc which contains data. The name is an acronym which stands for  Compact Disc Read-Only Memory . Computers can read CD-ROMs, but cannot write to CD-ROMs which are not writable or erasable.
A CD-R is a type of disc that does not contain any data. It is blank so that a user can write his own data into the disk for various purposes, like data storage and back-up.