Immunity (medicine) In biology, immunity is the state of being insusceptible or resistant to a noxious agent or process, especially a pathogen or infectious disease. Immunity may occur …

Jul 30, 2024 · There are two types of immunity: active and passive. Immunity to a disease is achieved through the presence of antibodies to that disease in a person's system. Antibodies …

Immunity publishes peer-reviewed papers that report the most important advances in immunology research.

Nov 29, 2025 · 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 …

That’s where acquired immunity comes into play. Acquired immunity, also called adaptive or specific immunity, is protection your body gains (acquires) over time from exposure to germs.

Innate immunity involves immediate, nonspecific responses to foreign invaders, while adaptive immunity requires more time to develop its complex, specific responses (1). Innate immunity is …

Mar 11, 2025 · Its complex network of cells, organs, proteins, and tissues enables the immune system to defend the body from pathogens. A fully functional immune system can distinguish …

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 …

Aug 26, 2025 · Immunity refers to the state of being resistant to a harmful agent, especially a pathogen or infectious disease. For many years, immunity was simply understood as the …

Understand how your immune system works with clear, science-backed insights. We empower you to make informed decisions and feel confident about your health.