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Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

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About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

A photograph of a woman with exophthalmos. This condition is associated with hypersecretion of the t A photograph of a woman with exophthalmos. This condition is associated with hypersecretion of the t
Placenta previa. The condition is caused by the development of the placenta over the cervical canal, Placenta previa. The condition is caused by the development of the placenta over the cervical canal,
The central and peripheral nervous system The central and peripheral nervous system
A schematic showing the progression of atherosclerosis A schematic showing the progression of atherosclerosis
Plaque Plaque
Central and peripheral routes to persuasion Central and peripheral routes to persuasion
Video: Chemical Equilibrium between N2O4 (colorless gas) and NO2 (brown gas)

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