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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

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It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Micrographs of nerve cells taken with different types of light microscopes. Micrographs of nerve cells taken with different types of light microscopes.
Compartments within (a) animal and (b) plant cells Compartments within (a) animal and (b) plant cells
An analogy for how cardiac output, resistance, and blood pressure are related. An analogy for how cardiac output, resistance, and blood pressure are related.
Communication between mating yeast cells. Communication between mating yeast cells.
In a typical proteomic analysis, cells are exposed to different conditions In a typical proteomic analysis, cells are exposed to different conditions
(a) Summary of major pathways of organic metabolism. Cells continually synthesize and break down car (a) Summary of major pathways of organic metabolism. Cells continually synthesize and break down car
Video: Stomach peristalsis & Enterogastric reflex

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