Although adolescence is generally considered to be a time of good heal
th, health problems do occur during these years. Laboratory profession
als need to be aware of these problems so that adolescent patients can
be treated properly The major issues for today's adolescents are preg
nancy, sexually transmitted diseases, drugs of abuse, eating disorders
, infections accidents, and suicides. We describe the prevalence of ma
ny of these conditions and discuss the laboratory tests that are used
to diagnose or monitor these problems. The aim of this article is to h
eighten the awareness of laboratorians and clinicians to the challenge
s of adolescent medicine.