Yes, it is safe to get vaccinated if you have an underlying health issue. COVID-19 vaccination is especially important for people with underlying health problems like heart disease, lung disease, diabetes, and obesity. People with these conditions are more likely to get very sick from COVID-19. It is recommended that people with these conditions get vaccinated. Individuals who have had prior allergic reactions to injectable medicines should consult with their medical providers before receiving a COVID-19 vaccine.