The circle used for the weight is the same size circle used for the hammer and the shot put. It is 7'; in diameter and does not have a toe board. The circle will either be made of cement for outdoor meets or wood for indoor meets.
What Does a Radiation Therapist Do? Unlike radiologic technologists who utilize x-rays for diagnostic purposes, radiation therapists are trained to deliver high doses of ionizing radiation to specific areas of the patientâs body for the treatment of disease, specifically cancer.
Sign in to receive recommendations (Learn more). Radiation therapy â also called radiotherapy â is a highly targeted and highly effective way to destroy cancer cells in the breast that may stick around after surgery. Radiation can reduce the risk of breast cancer recurrence by about 70%.Despite what many people fear, radiation therapy is relatively easy to tolerate and its side effects are limited to the treated area.adiation can reduce the risk of breast cancer recurrence by about 70%. Despite what many people fear, radiation therapy is relatively easy to tolerate and its side effects are limited to the treated area.