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7 Topic Pages Found in Health and starting with the letter V
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Open Vaccination

means of producing immunity against pathogens, such as viruses and bacteria, by the introduction of live, killed, or altered antigens that stimulate


male sterilization by surgical excision of the vas deferens, the thin duct that carries sperm cells from the testicles to the prostate and the penis.

Open Vegetarianism

VEGETARIANISM, IN ITS broadest definition, is a dietary pattern where meat, fish, and poultry are excluded. Frequently, vegetarians will exclude

Open Virus diseases
Virus diseases

There are more than 400 different viruses that are capable of infecting humans. Other viruses such as bacteriophages (viruses that infect bacteria),

Open Vision

physiological sense of sight by which the form, color, size, movements, and distance of objects are perceived. The human eye functions somewhat like a

Vital signs

Vital signs , by definition, are a person’s temperature, pulse, respiration rate, and blood pressure (BP). These signs reflect the status of a


group of organic substances that are required in the diet of humans and animals for normal growth, maintenance of life, and normal reproduction.