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Há 3 dias · The immune system is a network of biological systems that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from viruses to parasitic worms, as well as cancer cells and objects such as wood splinters, distinguishing them from the organism's own healthy tissue.
Há 6 dias · Immune system, the complex group of defense responses found in humans and other advanced vertebrates that helps repel disease-causing entities. Immunity from disease is conferred by two cooperative defense systems: innate immunity and acquired immunity. Learn more about the immune system’s mechanisms and evolution.
25 de abr. de 2024 · Immunology, the scientific study of the body’s resistance to invasion by other organisms (i.e., immunity). In a medical sense, immunology deals with the body’s system of defense against disease-causing microorganisms and with disorders in that system’s functioning.
- The Editors of Encyclopaedia Britannica
23 de abr. de 2024 · Vaccines reduce risks of getting a disease by working with your body’s natural defenses to build protection. When you get a vaccine, your immune system responds. It: Recognizes the invading germ, such as the virus or bacteria. Produces antibodies. Antibodies are proteins produced naturally by the immune system to fight disease.
- What is vaccination?Vaccination is a simple, safe, and effective way of protecting you against harmful diseases, before you come into contact with them. It uses your b...
- When should I get vaccinated (or vaccinate my child)?Vaccines protect us throughout life and at different ages, from birth to childhood, as teenagers and into old age. In most countries you will be gi...
- Why should I get vaccinated?Without vaccines, we are at risk of serious illness and disability from diseases like measles, meningitis, pneumonia, tetanus and polio. Many of th...
- What diseases do vaccines prevent?Vaccines protect against many different diseases , including: Cervical cancer Cholera COVID-19 Diphtheria Ebola virus disease Hepatitis B Influen...
- Who can get vaccinated?Nearly everyone can get vaccinated. However, because of some medical conditions, some people should not get certain vaccines, or should wait before...
- What is in a vaccine?All the ingredients of a vaccine play an important role in ensuring a vaccine is safe and effective. Some of these include: The antigen. This is a...
- Are vaccines safe?Vaccination is safe and side effects from a vaccine are usually minor and temporary, such as a sore arm or mild fever. More serious side effects ar...
- Are there side effects from vaccines?Like any medicine, vaccines can cause mild side effects, such as a low-grade fever, or pain or redness at the injection site. Mild reactions go awa...
Há 3 dias · Cancer immunotherapy (immuno-oncotherapy) is the stimulation of the immune system to treat cancer, improving the immune system's natural ability to fight the disease. It is an application of the fundamental research of cancer immunology ( immuno-oncology ) and a growing subspecialty of oncology .
10 de mai. de 2024 · Antibodies are central to the immune protection elicited by most vaccines and infections (although other components of the immune system certainly participate and for some diseases are considerably more important than antibodies in generating an immune response, e.g. herpes zoster).
Há 2 dias · When you get a vaccine, your immune system responds. We now have vaccines to prevent more than 20 life-threatening diseases, helping people of all ages live longer, healthier lives. Immunization currently prevents 3.5-5 million deaths every year from diseases like diphtheria, tetanus, pertussis, influenza and measles.
