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Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Filter in the vena cava prevents an embolus from traveling to the heart, lungs, or brain; A, Greenfi Filter in the vena cava prevents an embolus from traveling to the heart, lungs, or brain; A, Greenfi
The lymphatic system. Lymphatic vessels, major lymph nodes, and lymphatic organs. The direction of l The lymphatic system. Lymphatic vessels, major lymph nodes, and lymphatic organs. The direction of l
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