TY - BOOK AU - Discovery Channel TI - Life science [videorecording]: health PY - 2005/// CY - Quezon City PB - Magna Vision KW - Health science N2 - Teenagers are works in progress on many levels, not the least of which is physically. Abuses such as drugs or alcohol can cause developmental damage to the brain and the body that may not be undone. Healthy habits for life- such as eating well, exercising, and protecting the skin- should be encouraged now ER -