十八岁的安德烈·伦纳德被诊断出患有甲状腺癌,经历了一个完整的甲状腺切除术。她手术后,安德里亚与一个新的挑战,代谢减缓和体重增加。通过个人努力恢复她先前的能级和体格,安德里亚决定成为一个私人教练。她希望能够帮助别人,和她一样,在同样的体重增加和可怜的自尊的问题。安德里亚1990年毕业于马里兰州大学的学位刑事司法,但很快意识到她在错误的职业。她热切地追求事业,成为一个私人教练认证由国家体育专业人士协会,美国运动协会,国家运动医学研究院,美国运动医学学院。此外,安德里亚·库珀研究所认可作为一种特殊的人口专家。安德里亚在1992年开始训练,在国家首都基督教青年会在华盛顿特区她很快通过努力使自己得到提升,个人培训和运行部门主管好几年了。在基督教青年会工作时,安德里亚开始前缘健身和后,癌细胞运动训练学院。在训练“运筹帷幄”在国会山,安德里亚的母亲被诊断出,第二次,乳腺癌。 She watched her mother struggle through the trauma of multiple surgeries, reconstruction, a frozen shoulder, and addiction to narcotics in order to cope with the pain associated with her surgeries. Inspired by her mother, Andrea, along with a medical advisory board from Washington D.C.'s premier medical centers, set out to write "Essential Exercises for Breast Cancer Survivors." The goal was to help the millions of men and women, like her mother, to gain back their strength, range of motion, and self-esteem (among other things), following breast cancer surgery and treatment. The book was published by Harvard Common Press in 2000. Shortly thereafter, Andrea founded The Breast Cancer Survivor’s Foundation, a 501c3 public charity—to better the lives of cancer survivors and their families. Realizing that she is limited to helping a certain number of clients per week, Andrea developed an Advanced Qualification for health and fitness professionals. Through this program she is able to pass on her wealth of knowledge and enable other fitness professionals to work safely and confidently with cancer patients. Through her two-day Advanced Qualification Workshop, participants learn about twenty-five types of cancer, their surgeries, treatments, reconstructive procedures, contraindications, and side-effects. Following a comprehensive examination, attendees are awarded the "Cancer Exercise Specialist Advanced Qualification," Andrea teaches workshops and lectures Nationwide and is a continuing education provider for The American Council on Exercise and The National Academy of Sports Medicine.