Angiography of the brain! Angiography uses contrast dye injected into the bloodstream to highlight vessels throughout the body. The angiogram here gives us a high-resolution glimpse of the vasculature that supplies each region of the brain. A birdseye view into the very vessels we strive to preserve through diet 🍏, exercise💪, and avoidance of harmful toxins like smoking 😷 📸: MGH Martinos Center for Biomedical Imaging