🧠 Doctors Won’t Cut Your Skull… They’ll Inject the Cure Researchers at the Massachusetts Institute of Technology (MIT) are working on something that sounds impossible—tiny electronic devices that could be injected into the bloodstream and travel to the brain on their own.These microscopic devices are designed to reach damaged areas and send gentle electrical signals to help repair brain activity. In early animal studies, they have already shown the ability to find specific targets and deliver stimulation without traditional surgery. If this works in humans, it could change how we treat serious conditions like Alzheimer’s disease, multiple sclerosis, and stroke—no surgery, just a simple injection.But for now, it remains experimental, and many questions still need answers. Source Tian, L., et al. (2025). Bioelectronic circulatory systems for minimally invasive neuromodulation. Nature Biotechnology