New from Lennart Hardell’s group in Sweden. “With the emergence of the smartphones in the mid and late 2000s, the internal antenna location started to shift from the top of the phone to the bottom of the phone.” This would entail greater RF exposure of the thyroid gland than earlier phones. (Open access) … In a report issued on August 18, IARC maintains that, “the growing epidemic of thyroid cancer reported in recent decades in several high-income countries is largely due to overdiagnosis.” Read the IARC press release here. We asked Hardell whether the IARC analysis changed his outlook on the possible role played by smart phones. “No,” he replied.