One of the things that psychology focuses on is behaviour, in fact, some psychologists focused only on this. However, modern psychology focuses more on the cognitive processes, and it's also called "cognitive psychology"
so: Behaviour and cognitive processes
Answer:
People can die from losing half to two-thirds of their blood. The average adult has about 4 to 6 liters of blood (9 to 12 US pints) in their body.
The United States should be concerned about any disease in foreign countries as soon as it is brought up. The concern would be people who travel and they would want to find cures. The cdc has to notify health professionals about the side effects of the disease and each nurse or doctor must know isolation techniques to prevent the spread.
