Health and Human Services Secretary Robert F. Kennedy Jr. has announced an initiative that aims to explore the potential health effects associated with wireless technologies such as cell phones, Wi-Fi, and 5G. This announcement, made on social media on September 21, is part of Kennedy’s “Make America Healthy Again” (MAHA) movement and comes as the Trump administration issues a formal Request for Information (RFI) regarding radiofrequency and electromagnetic field emissions.
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Kennedy’s call for further investigation comes despite a substantial body of existing research that suggests no significant health risks are associated with these technologies. The World Health Organization (WHO) has consistently stated that there are “no adverse health effects” causally linked to 5G, and the National Cancer Institute indicates that current evidence does not support the notion that mobile phone usage causes brain cancer or other types of cancer in humans.

Research efforts, such as the COSMOS study—Cohort Study of Mobile Phone Use and Health—conducted by Imperial College London, have similarly found no increase in the risk of brain tumours linked to mobile phone use, even among long-term users. The study also reported no connections between the duration of calls and the onset of headaches. Such findings have contributed to an established consensus within the scientific community regarding the safety of wireless technologies.
In the announcement, Kennedy emphasised that the MAHA strategy is geared towards investigating electromagnetic radiation’s impacts on health, addressing knowledge gaps, and ensuring that federal policies keep pace with rapidly evolving technology. He highlighted the prevalence of wireless technology in everyday life, citing everything from smartphones and Wi-Fi networks to emerging technologies like 6G.
In the backdrop of his latest endeavour, the HHS Secretary has previously made controversial assertions linking Tylenol to autism, claims that have been dismissed by rigorous scientific analysis. A comprehensive study conducted by Drexel University and the Karolinska Institute in Sweden in 2024 found no evidence implicating Tylenol in autism risk. This aligns with statements from Kenvue, the parent company of Tylenol, which reinforced the medication’s safety profile during pregnancy, urging that mothers need effective pain relief options.
Kennedy’s recent announcement includes a call for public participation in the information-gathering process, inviting those who may have experienced adverse health effects related to radiofrequency or electromagnetic field exposure to share their experiences. Researchers, clinicians, and members of the public are encouraged to provide data on existing scientific evidence, highlight research gaps, and evaluate whether current measurement methods reflect real-world exposure adequately.
The RFI is significant as it seeks to address cumulative exposure over time and considers how potential health effects might differ among vulnerable groups. This focus encompasses children, pregnant women, and individuals with implanted medical devices, who may require tailored considerations in future studies.
As part of his broader initiative, Kennedy has been vocal about federal vaccine policies. In speaking engagements, he has reassured vaccine sceptics of their allyship with former President Trump, stating that the administration is keen on examining the potential role of childhood vaccines in the so-called chronic disease epidemic affecting many children today.
Overall, Kennedy’s latest effort illustrates a continued push for scrutiny of established technologies amidst a broader discussion on public health and safety. As the research unfolds, it remains to be seen how this initiative will influence health policy and perceptions of wireless technology moving forward.
