What is the immune system? The immune system works to keep germs and other foreign substances out of the body and destroy any that get in. It's made up of a complicated network of cells and organs. It ...

Insect and spider bites can cause small lacerations, swelling, skin discoloration, blisters, and other symptoms. Home treatment may relieve symptoms but some bites may need medical attention ...

So why do most of us still have these body parts and functions? It’s likely because they aren’t causing us any harm, explained Matthew Ravosa, the director of the Center for Functional Anatomy ...

ABC Education brings you high-quality educational content to use at home and in the classroom. All our resources are free and mapped to the Australian Curriculum More from ABC We acknowledge ...

Australians are being urged to watch out for ticks this summer, with experts saying forecast wet weather will lead to prime breeding conditions for the insects. The bugs may be small, but they’re also ...