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21 Topic Pages Found in Health and starting with the letter I
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Iatrogenic diseases

Iatrogenic disease commonly refers to a physician-induced disease and more generally to a disease state caused by the commission of acts by the

Open ice skating
ice skating

gliding along an ice surface on keellike runners known as ice skates. Skating, besides being an important form of winter recreation and the essential

Open Immune System
Immune System

The adaptable system of body defences centres on specialized white blood cells called lymphocytes. These respond to invasion by varied microorganisms.

Open Immunity

The body's defence against foreign substances such as bacteria, viruses and parasites. Immunity also protects against drugs, toxins and cancer cells.

Open Immunization

Process of conferring immunity or resistance to an infectious disease by artificial methods, usually by the administration of a vaccine . Immunization

Open Immunology

In the late 18th century Dr. Edward Jenner stumbled upon the notion of the immune system following his discovery that cowpox protected him against a

immunosuppressive drug

any of a variety of substances used to prevent production of antibodies . They are commonly used to prevent rejection by a recipient's body of an


A contagious skin disease, more common in children, caused usually by Staphylococcus aureus and less often by Streptococcus pyogenes . The itching

Open Impotence

( im'pətəns ), inhibited sexual excitement in a man during sexual activity that, despite an unaffected desire for sex, results in inability to attain


stage of human development lasting from birth to approximately two years of age. The hallmarks of infancy are physical growth, motor development,