What is the immune system? The immune system is what protects your body from diseases and infections. It's the bodily system that produces the immune response to defend your body from …

2 days ago · The immune system is a group of defense responses found in humans and other advanced vertebrates that helps repel disease-causing entities. Immunity from disease is conferred by two …

Many species have two major subsystems of the immune system. The innate immune system provides a preconfigured response to broad groups of situations and stimuli. The adaptive immune system …

IMMUNE meaning: 1. protected against a particular disease by particular substances in the blood: 2. not affected…. Learn more.

Oct 20, 2023 · Your immune system is a network of organs, white blood cells, proteins and chemicals that work together to protect you from invaders (like germs) that can harm you.

The overall function of the immune system is to prevent or limit infection. All immune cells come from precursors in the bone marrow and develop into mature cells through a series of changes that can …

Jul 30, 2024 · Active immunity Active immunity results when exposure to a disease organism triggers the immune system to produce antibodies to that disease. Active immunity can be acquired through …

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.

Apr 13, 2025 · The immune system is a vast, interconnected network of organs, cells, and molecules that protects your body from harmful substances, pathogens (like bacteria, viruses, and fungi), and …

To do its job, your immune system needs to be able to tell what does and doesn't belong in your body. That way it knows which things to fight off and which to leave alone.