Keep that cell phone out of your bra

http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2010/10/22/EDN71G0OKM.DTL

"It's too late for Andrea X, a young, active mother of three from Southern California. For more than six years, this vegetarian and runner drove her children everywhere, with her cell phone tucked snugly into her sports bra. She used her hands-free headset and was on the phone for four to five hours a day. Often her chest or ear would redden, but she thought little of it. This spring she developed a malignant tumor right where her phone had sat on her breast. No one in her family has ever had breast cancer"