Health Icons is a great resource for free healthcare-related images you can use in your projects. Whether you’re designing a website, app, or other materials, you’re sure to find a relevant icon here.
The icons are organized into helpful categories, such as blood, body parts, medical conditions, contraceptives, devices, diagnostics, emotions, exercise, and more. You’ll find simple outlines of things like blood bags, organs, prescription bottles—pretty much any medical illustration you might need.
All the icons are open source under a free public license. You’re free to use them as you please without attribution or restrictions. The styles include filled outlines as well as outlines, so you have options for your design needs.