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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

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Medication errors are more common among seriously ill patients than with those with minor conditions.

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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

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Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Feeding groove and phagocytosis displayed by many species of supergroup Excavata. Feeding groove and phagocytosis displayed by many species of supergroup Excavata.
A diversity of species live within the soils, the ecology of which remains to be explored. A diversity of species live within the soils, the ecology of which remains to be explored.
Human Eyelash Human Eyelash
Global Dimensions Global Dimensions
Human reproduction Human reproduction
Processing, sorting, and transport of proteins synthesized in a human cell Processing, sorting, and transport of proteins synthesized in a human cell
Video: Depolarization of the SA node, Action potentials of the myocardium & ANS effects

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