marc geel professor of medicine at langone medical center and author of "the inner pulse, unlocking the secret of sickness and health." >> dock doctors calls it a sharp increase in requesting a double mastectomy, some dubbing it the angelina effect after the famous actress, as you know, whose own mother died of cancer announced in 2013 that she had undergone a preventive double mastectomy, this after a blood test revealed she had a genetic pre-disposition for breast cancer. dr. samadi, would you agree with the angelina effect? is it safe for women to remove both breasts when cancer only exists in one? >> it's very difficult to answer this question because you have to individualize the care for the patient. in her particular case there was a huge risk factor, family, her aunt, her mom had canser. >> yeah. >> she also had the genetic mutations and had the one and two positive so she was as a very high risk and at the end you sit with your doctor and balance the risk and benefits and make a decision that's good for that particular person. you can't just make it a general discussion, but th