If you are fully vaccinated can you still get COVID-19? How frequent are breakthrough infections and what does COVID-19 look like if you are fully vaccinated. WHO’s Dr Kate O’Brien explains in Science in 5.   No matter whether you are vaccinated against COVID-19 or are still waiting, keep following these precautions to protect yourself and others:    Avoid crowds  Keep physical distance  Wear a mask Open windows  Wash your hands